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[OpenMP] Parsing + sema for target parallel for directive. 

Summary:
This patch adds parsing + sema for the target parallel for directive along with testcases.

Reviewers: ABataev

Differential Revision: http://reviews.llvm.org/D16759



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@259654 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Arpith Chacko Jacob 2016-02-03 15:46:42 +00:00
parent d35ba45a58
commit 334563d01d
44 changed files with 4637 additions and 16 deletions
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6
include/clang-c/Index.h
View File

@ -2286,7 +2286,11 @@ enum CXCursorKind {
*/
CXCursor_OMPTargetParallelDirective = 263,
CXCursor_LastStmt = CXCursor_OMPTargetParallelDirective,
/** \brief OpenMP target parallel for directive.
*/
CXCursor_OMPTargetParallelForDirective = 264,
CXCursor_LastStmt = CXCursor_OMPTargetParallelForDirective,
/**
* \brief Cursor that represents the translation unit itself.

3
include/clang/AST/RecursiveASTVisitor.h
View File

@ -2447,6 +2447,9 @@ DEF_TRAVERSE_STMT(OMPTargetExitDataDirective,
DEF_TRAVERSE_STMT(OMPTargetParallelDirective,
{ TRY_TO(TraverseOMPExecutableDirective(S)); })
DEF_TRAVERSE_STMT(OMPTargetParallelForDirective,
{ TRY_TO(TraverseOMPExecutableDirective(S)); })
DEF_TRAVERSE_STMT(OMPTeamsDirective,
{ TRY_TO(TraverseOMPExecutableDirective(S)); })

84
include/clang/AST/StmtOpenMP.h
View File

@ -691,7 +691,8 @@ public:
T->getStmtClass() == OMPParallelForSimdDirectiveClass ||
T->getStmtClass() == OMPTaskLoopDirectiveClass ||
T->getStmtClass() == OMPTaskLoopSimdDirectiveClass ||
T->getStmtClass() == OMPDistributeDirectiveClass;
T->getStmtClass() == OMPDistributeDirectiveClass ||
T->getStmtClass() == OMPTargetParallelForDirectiveClass;
}
};
@ -2215,6 +2216,87 @@ public:
}
};
/// \brief This represents '#pragma omp target parallel for' directive.
///
/// \code
/// #pragma omp target parallel for private(a,b) reduction(+:c,d)
/// \endcode
/// In this example directive '#pragma omp target parallel for' has clauses
/// 'private' with the variables 'a' and 'b' and 'reduction' with operator '+'
/// and variables 'c' and 'd'.
///
class OMPTargetParallelForDirective : public OMPLoopDirective {
friend class ASTStmtReader;
/// \brief true if current region has inner cancel directive.
bool HasCancel;
/// \brief Build directive with the given start and end location.
///
/// \param StartLoc Starting location of the directive kind.
/// \param EndLoc Ending location of the directive.
/// \param CollapsedNum Number of collapsed nested loops.
/// \param NumClauses Number of clauses.
///
OMPTargetParallelForDirective(SourceLocation StartLoc, SourceLocation EndLoc,
unsigned CollapsedNum, unsigned NumClauses)
: OMPLoopDirective(this, OMPTargetParallelForDirectiveClass,
OMPD_target_parallel_for, StartLoc, EndLoc,
CollapsedNum, NumClauses),
HasCancel(false) {}
/// \brief Build an empty directive.
///
/// \param CollapsedNum Number of collapsed nested loops.
/// \param NumClauses Number of clauses.
///
explicit OMPTargetParallelForDirective(unsigned CollapsedNum,
unsigned NumClauses)
: OMPLoopDirective(this, OMPTargetParallelForDirectiveClass,
OMPD_target_parallel_for, SourceLocation(),
SourceLocation(), CollapsedNum, NumClauses),
HasCancel(false) {}
/// \brief Set cancel state.
void setHasCancel(bool Has) { HasCancel = Has; }
public:
/// \brief Creates directive with a list of \a Clauses.
///
/// \param C AST context.
/// \param StartLoc Starting location of the directive kind.
/// \param EndLoc Ending Location of the directive.
/// \param CollapsedNum Number of collapsed loops.
/// \param Clauses List of clauses.
/// \param AssociatedStmt Statement, associated with the directive.
/// \param Exprs Helper expressions for CodeGen.
/// \param HasCancel true if current directive has inner cancel directive.
///
static OMPTargetParallelForDirective *
Create(const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc,
unsigned CollapsedNum, ArrayRef<OMPClause *> Clauses,
Stmt *AssociatedStmt, const HelperExprs &Exprs, bool HasCancel);
/// \brief Creates an empty directive with the place
/// for \a NumClauses clauses.
///
/// \param C AST context.
/// \param CollapsedNum Number of collapsed nested loops.
/// \param NumClauses Number of clauses.
///
static OMPTargetParallelForDirective *CreateEmpty(const ASTContext &C,
unsigned NumClauses,
unsigned CollapsedNum,
EmptyShell);
/// \brief Return true if current directive has inner cancel directive.
bool hasCancel() const { return HasCancel; }
static bool classof(const Stmt *T) {
return T->getStmtClass() == OMPTargetParallelForDirectiveClass;
}
};
/// \brief This represents '#pragma omp teams' directive.
///
/// \code

26
include/clang/Basic/OpenMPKinds.def
View File

@ -69,6 +69,9 @@
#ifndef OPENMP_TARGET_PARALLEL_CLAUSE
# define OPENMP_TARGET_PARALLEL_CLAUSE(Name)
#endif
#ifndef OPENMP_TARGET_PARALLEL_FOR_CLAUSE
# define OPENMP_TARGET_PARALLEL_FOR_CLAUSE(Name)
#endif
#ifndef OPENMP_TEAMS_CLAUSE
# define OPENMP_TEAMS_CLAUSE(Name)
#endif
@ -146,6 +149,7 @@ OPENMP_DIRECTIVE_EXT(target_data, "target data")
OPENMP_DIRECTIVE_EXT(target_enter_data, "target enter data")
OPENMP_DIRECTIVE_EXT(target_exit_data, "target exit data")
OPENMP_DIRECTIVE_EXT(target_parallel, "target parallel")
OPENMP_DIRECTIVE_EXT(target_parallel_for, "target parallel for")
OPENMP_DIRECTIVE_EXT(parallel_for, "parallel for")
OPENMP_DIRECTIVE_EXT(parallel_for_simd, "parallel for simd")
OPENMP_DIRECTIVE_EXT(parallel_sections, "parallel sections")
@ -412,6 +416,27 @@ OPENMP_TARGET_PARALLEL_CLAUSE(proc_bind)
OPENMP_TARGET_PARALLEL_CLAUSE(shared)
OPENMP_TARGET_PARALLEL_CLAUSE(reduction)
// Clauses allowed for OpenMP directive 'target parallel for'.
// TODO: add target clauses 'is_device_ptr'
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(if)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(device)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(map)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(private)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(firstprivate)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(lastprivate)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(nowait)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(depend)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(defaultmap)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(num_threads)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(default)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(proc_bind)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(shared)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(reduction)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(collapse)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(schedule)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(ordered)
OPENMP_TARGET_PARALLEL_FOR_CLAUSE(linear)
// Clauses allowed for OpenMP directive 'teams'.
// TODO More clauses for 'teams' directive.
OPENMP_TEAMS_CLAUSE(default)
@ -513,6 +538,7 @@ OPENMP_DIST_SCHEDULE_KIND(static)
#undef OPENMP_TARGET_ENTER_DATA_CLAUSE
#undef OPENMP_TARGET_EXIT_DATA_CLAUSE
#undef OPENMP_TARGET_PARALLEL_CLAUSE
#undef OPENMP_TARGET_PARALLEL_FOR_CLAUSE
#undef OPENMP_TEAMS_CLAUSE
#undef OPENMP_SIMD_CLAUSE
#undef OPENMP_FOR_CLAUSE

1
include/clang/Basic/StmtNodes.td
View File

@ -219,6 +219,7 @@ def OMPTargetDataDirective : DStmt<OMPExecutableDirective>;
def OMPTargetEnterDataDirective : DStmt<OMPExecutableDirective>;
def OMPTargetExitDataDirective : DStmt<OMPExecutableDirective>;
def OMPTargetParallelDirective : DStmt<OMPExecutableDirective>;
def OMPTargetParallelForDirective : DStmt<OMPExecutableDirective>;
def OMPTeamsDirective : DStmt<OMPExecutableDirective>;
def OMPCancellationPointDirective : DStmt<OMPExecutableDirective>;
def OMPCancelDirective : DStmt<OMPExecutableDirective>;

6
include/clang/Sema/Sema.h
View File

@ -7971,6 +7971,12 @@ public:
Stmt *AStmt,
SourceLocation StartLoc,
SourceLocation EndLoc);
/// \brief Called on well-formed '\#pragma omp target parallel for' after
/// parsing of the associated statement.
StmtResult ActOnOpenMPTargetParallelForDirective(
ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc,
SourceLocation EndLoc,
llvm::DenseMap<ValueDecl *, Expr *> &VarsWithImplicitDSA);
/// \brief Called on well-formed '\#pragma omp teams' after parsing of the
/// associated statement.
StmtResult ActOnOpenMPTeamsDirective(ArrayRef<OMPClause *> Clauses,

1
include/clang/Serialization/ASTBitCodes.h
View File

@ -1451,6 +1451,7 @@ namespace clang {
STMT_OMP_TARGET_ENTER_DATA_DIRECTIVE,
STMT_OMP_TARGET_EXIT_DATA_DIRECTIVE,
STMT_OMP_TARGET_PARALLEL_DIRECTIVE,
STMT_OMP_TARGET_PARALLEL_FOR_DIRECTIVE,
STMT_OMP_TEAMS_DIRECTIVE,
STMT_OMP_TASKGROUP_DIRECTIVE,
STMT_OMP_CANCELLATION_POINT_DIRECTIVE,

48
lib/AST/StmtOpenMP.cpp
View File

@ -718,6 +718,54 @@ OMPTargetParallelDirective::CreateEmpty(const ASTContext &C,
return new (Mem) OMPTargetParallelDirective(NumClauses);
}
OMPTargetParallelForDirective *OMPTargetParallelForDirective::Create(
const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc,
unsigned CollapsedNum, ArrayRef<OMPClause *> Clauses, Stmt *AssociatedStmt,
const HelperExprs &Exprs, bool HasCancel) {
unsigned Size = llvm::alignTo(sizeof(OMPTargetParallelForDirective),
llvm::alignOf<OMPClause *>());
void *Mem = C.Allocate(
Size + sizeof(OMPClause *) * Clauses.size() +
sizeof(Stmt *) * numLoopChildren(CollapsedNum, OMPD_target_parallel_for));
OMPTargetParallelForDirective *Dir = new (Mem) OMPTargetParallelForDirective(
StartLoc, EndLoc, CollapsedNum, Clauses.size());
Dir->setClauses(Clauses);
Dir->setAssociatedStmt(AssociatedStmt);
Dir->setIterationVariable(Exprs.IterationVarRef);
Dir->setLastIteration(Exprs.LastIteration);
Dir->setCalcLastIteration(Exprs.CalcLastIteration);
Dir->setPreCond(Exprs.PreCond);
Dir->setCond(Exprs.Cond);
Dir->setInit(Exprs.Init);
Dir->setInc(Exprs.Inc);
Dir->setIsLastIterVariable(Exprs.IL);
Dir->setLowerBoundVariable(Exprs.LB);
Dir->setUpperBoundVariable(Exprs.UB);
Dir->setStrideVariable(Exprs.ST);
Dir->setEnsureUpperBound(Exprs.EUB);
Dir->setNextLowerBound(Exprs.NLB);
Dir->setNextUpperBound(Exprs.NUB);
Dir->setCounters(Exprs.Counters);
Dir->setPrivateCounters(Exprs.PrivateCounters);
Dir->setInits(Exprs.Inits);
Dir->setUpdates(Exprs.Updates);
Dir->setFinals(Exprs.Finals);
Dir->setHasCancel(HasCancel);
return Dir;
}
OMPTargetParallelForDirective *
OMPTargetParallelForDirective::CreateEmpty(const ASTContext &C,
unsigned NumClauses,
unsigned CollapsedNum, EmptyShell) {
unsigned Size = llvm::alignTo(sizeof(OMPTargetParallelForDirective),
llvm::alignOf<OMPClause *>());
void *Mem = C.Allocate(
Size + sizeof(OMPClause *) * NumClauses +
sizeof(Stmt *) * numLoopChildren(CollapsedNum, OMPD_target_parallel_for));
return new (Mem) OMPTargetParallelForDirective(CollapsedNum, NumClauses);
}
OMPTargetDataDirective *OMPTargetDataDirective::Create(
const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc,
ArrayRef<OMPClause *> Clauses, Stmt *AssociatedStmt) {

6
lib/AST/StmtPrinter.cpp
View File

@ -1089,6 +1089,12 @@ void StmtPrinter::VisitOMPTargetParallelDirective(
PrintOMPExecutableDirective(Node);
}
void StmtPrinter::VisitOMPTargetParallelForDirective(
OMPTargetParallelForDirective *Node) {
Indent() << "#pragma omp target parallel for ";
PrintOMPExecutableDirective(Node);
}
void StmtPrinter::VisitOMPTeamsDirective(OMPTeamsDirective *Node) {
Indent() << "#pragma omp teams ";
PrintOMPExecutableDirective(Node);

5
lib/AST/StmtProfile.cpp
View File

@ -599,6 +599,11 @@ void StmtProfiler::VisitOMPTargetParallelDirective(
VisitOMPExecutableDirective(S);
}
void StmtProfiler::VisitOMPTargetParallelForDirective(
const OMPTargetParallelForDirective *S) {
VisitOMPExecutableDirective(S);
}
void StmtProfiler::VisitOMPTeamsDirective(const OMPTeamsDirective *S) {
VisitOMPExecutableDirective(S);
}

29
lib/Basic/OpenMPKinds.cpp
View File

@ -460,6 +460,16 @@ bool clang::isAllowedClauseForDirective(OpenMPDirectiveKind DKind,
#define OPENMP_TARGET_PARALLEL_CLAUSE(Name) \
case OMPC_##Name: \
return true;
#include "clang/Basic/OpenMPKinds.def"
default:
break;
}
break;
case OMPD_target_parallel_for:
switch (CKind) {
#define OPENMP_TARGET_PARALLEL_FOR_CLAUSE(Name) \
case OMPC_##Name: \
return true;
#include "clang/Basic/OpenMPKinds.def"
default:
break;
@ -552,17 +562,17 @@ bool clang::isAllowedClauseForDirective(OpenMPDirectiveKind DKind,
bool clang::isOpenMPLoopDirective(OpenMPDirectiveKind DKind) {
return DKind == OMPD_simd || DKind == OMPD_for || DKind == OMPD_for_simd ||
DKind == OMPD_parallel_for || DKind == OMPD_parallel_for_simd ||
DKind == OMPD_taskloop ||
DKind == OMPD_taskloop_simd ||
DKind == OMPD_distribute; // TODO add next directives.
DKind == OMPD_taskloop || DKind == OMPD_taskloop_simd ||
DKind == OMPD_distribute ||
DKind == OMPD_target_parallel_for; // TODO add next directives.
}
bool clang::isOpenMPWorksharingDirective(OpenMPDirectiveKind DKind) {
return DKind == OMPD_for || DKind == OMPD_for_simd ||
DKind == OMPD_sections || DKind == OMPD_section ||
DKind == OMPD_single || DKind == OMPD_parallel_for ||
DKind == OMPD_parallel_for_simd ||
DKind == OMPD_parallel_sections; // TODO add next directives.
DKind == OMPD_parallel_for_simd || DKind == OMPD_parallel_sections ||
DKind == OMPD_target_parallel_for; // TODO add next directives.
}
bool clang::isOpenMPTaskLoopDirective(OpenMPDirectiveKind DKind) {
@ -571,14 +581,15 @@ bool clang::isOpenMPTaskLoopDirective(OpenMPDirectiveKind DKind) {
bool clang::isOpenMPParallelDirective(OpenMPDirectiveKind DKind) {
return DKind == OMPD_parallel || DKind == OMPD_parallel_for ||
DKind == OMPD_parallel_for_simd ||
DKind == OMPD_parallel_sections || DKind == OMPD_target_parallel;
// TODO add next directives.
DKind == OMPD_parallel_for_simd || DKind == OMPD_parallel_sections ||
DKind == OMPD_target_parallel || DKind == OMPD_target_parallel_for;
// TODO add next directives.
}
bool clang::isOpenMPTargetExecutionDirective(OpenMPDirectiveKind DKind) {
// TODO add next directives.
return DKind == OMPD_target || DKind == OMPD_target_parallel;
return DKind == OMPD_target || DKind == OMPD_target_parallel ||
DKind == OMPD_target_parallel_for;
}
bool clang::isOpenMPTargetDataManagementDirective(OpenMPDirectiveKind DKind) {

3
lib/CodeGen/CGStmt.cpp
View File

@ -265,6 +265,9 @@ void CodeGenFunction::EmitStmt(const Stmt *S) {
case Stmt::OMPTargetParallelDirectiveClass:
EmitOMPTargetParallelDirective(cast<OMPTargetParallelDirective>(*S));
break;
case Stmt::OMPTargetParallelForDirectiveClass:
EmitOMPTargetParallelForDirective(cast<OMPTargetParallelForDirective>(*S));
break;
case Stmt::OMPTaskLoopDirectiveClass:
EmitOMPTaskLoopDirective(cast<OMPTaskLoopDirective>(*S));
break;

5
lib/CodeGen/CGStmtOpenMP.cpp
View File

@ -2715,6 +2715,11 @@ void CodeGenFunction::EmitOMPTargetParallelDirective(
// TODO: codegen for target parallel.
}
void CodeGenFunction::EmitOMPTargetParallelForDirective(
const OMPTargetParallelForDirective &S) {
// TODO: codegen for target parallel for.
}
void CodeGenFunction::EmitOMPTaskLoopDirective(const OMPTaskLoopDirective &S) {
// emit the code inside the construct for now
auto CS = cast<CapturedStmt>(S.getAssociatedStmt());

2
lib/CodeGen/CodeGenFunction.h
View File

@ -2344,6 +2344,8 @@ public:
void EmitOMPTargetEnterDataDirective(const OMPTargetEnterDataDirective &S);
void EmitOMPTargetExitDataDirective(const OMPTargetExitDataDirective &S);
void EmitOMPTargetParallelDirective(const OMPTargetParallelDirective &S);
void
EmitOMPTargetParallelForDirective(const OMPTargetParallelForDirective &S);
void EmitOMPTeamsDirective(const OMPTeamsDirective &S);
void
EmitOMPCancellationPointDirective(const OMPCancellationPointDirective &S);

9
lib/Parse/ParseOpenMP.cpp
View File

@ -45,7 +45,8 @@ static OpenMPDirectiveKind ParseOpenMPDirectiveKind(Parser &P) {
{OMPD_parallel_for, OMPD_simd, OMPD_parallel_for_simd},
{OMPD_parallel, OMPD_sections, OMPD_parallel_sections},
{OMPD_taskloop, OMPD_simd, OMPD_taskloop_simd},
{OMPD_target, OMPD_parallel, OMPD_target_parallel}};
{OMPD_target, OMPD_parallel, OMPD_target_parallel},
{OMPD_target_parallel, OMPD_for, OMPD_target_parallel_for}};
auto Tok = P.getCurToken();
auto DKind =
Tok.isAnnotation()
@ -155,6 +156,7 @@ Parser::DeclGroupPtrTy Parser::ParseOpenMPDeclarativeDirective() {
case OMPD_target_enter_data:
case OMPD_target_exit_data:
case OMPD_target_parallel:
case OMPD_target_parallel_for:
case OMPD_taskloop:
case OMPD_taskloop_simd:
case OMPD_distribute:
@ -178,9 +180,9 @@ Parser::DeclGroupPtrTy Parser::ParseOpenMPDeclarativeDirective() {
/// 'parallel for' | 'parallel sections' | 'task' | 'taskyield' |
/// 'barrier' | 'taskwait' | 'flush' | 'ordered' | 'atomic' |
/// 'for simd' | 'parallel for simd' | 'target' | 'target data' |
/// 'taskgroup' | 'teams' | 'taskloop' | 'taskloop simd' {clause} |
/// 'taskgroup' | 'teams' | 'taskloop' | 'taskloop simd' |
/// 'distribute' | 'target enter data' | 'target exit data' |
/// 'target parallel'
/// 'target parallel' | 'target parallel for' {clause}
/// annot_pragma_openmp_end
///
StmtResult Parser::ParseOpenMPDeclarativeOrExecutableDirective(
@ -263,6 +265,7 @@ StmtResult Parser::ParseOpenMPDeclarativeOrExecutableDirective(
case OMPD_taskgroup:
case OMPD_target_data:
case OMPD_target_parallel:
case OMPD_target_parallel_for:
case OMPD_taskloop:
case OMPD_taskloop_simd:
case OMPD_distribute: {

161
lib/Sema/SemaOpenMP.cpp
View File

@ -1630,7 +1630,8 @@ void Sema::ActOnOpenMPRegionStart(OpenMPDirectiveKind DKind, Scope *CurScope) {
}
case OMPD_target_data:
case OMPD_target:
case OMPD_target_parallel: {
case OMPD_target_parallel:
case OMPD_target_parallel_for: {
Sema::CapturedParamNameType Params[] = {
std::make_pair(StringRef(), QualType()) // __context with shared vars
};
@ -1807,6 +1808,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | parallel | atomic | * |
// | parallel | target | * |
// | parallel | target parallel | * |
// | parallel | target parallel | * |
// | | for | |
// | parallel | target enter | * |
// | | data | |
// | parallel | target exit | * |
@ -1841,6 +1844,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | for | atomic | * |
// | for | target | * |
// | for | target parallel | * |
// | for | target parallel | * |
// | | for | |
// | for | target enter | * |
// | | data | |
// | for | target exit | * |
@ -1875,6 +1880,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | master | atomic | * |
// | master | target | * |
// | master | target parallel | * |
// | master | target parallel | * |
// | | for | |
// | master | target enter | * |
// | | data | |
// | master | target exit | * |
@ -1908,6 +1915,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | critical | atomic | * |
// | critical | target | * |
// | critical | target parallel | * |
// | critical | target parallel | * |
// | | for | |
// | critical | target enter | * |
// | | data | |
// | critical | target exit | * |
@ -1942,6 +1951,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | simd | atomic | |
// | simd | target | |
// | simd | target parallel | |
// | simd | target parallel | |
// | | for | |
// | simd | target enter | |
// | | data | |
// | simd | target exit | |
@ -1976,6 +1987,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | for simd | atomic | |
// | for simd | target | |
// | for simd | target parallel | |
// | for simd | target parallel | |
// | | for | |
// | for simd | target enter | |
// | | data | |
// | for simd | target exit | |
@ -2010,6 +2023,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | parallel for simd| atomic | |
// | parallel for simd| target | |
// | parallel for simd| target parallel | |
// | parallel for simd| target parallel | |
// | | for | |
// | parallel for simd| target enter | |
// | | data | |
// | parallel for simd| target exit | |
@ -2044,6 +2059,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | sections | atomic | * |
// | sections | target | * |
// | sections | target parallel | * |
// | sections | target parallel | * |
// | | for | |
// | sections | target enter | * |
// | | data | |
// | sections | target exit | * |
@ -2078,6 +2095,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | section | atomic | * |
// | section | target | * |
// | section | target parallel | * |
// | section | target parallel | * |
// | | for | |
// | section | target enter | * |
// | | data | |
// | section | target exit | * |
@ -2112,6 +2131,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | single | atomic | * |
// | single | target | * |
// | single | target parallel | * |
// | single | target parallel | * |
// | | for | |
// | single | target enter | * |
// | | data | |
// | single | target exit | * |
@ -2146,6 +2167,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | parallel for | atomic | * |
// | parallel for | target | * |
// | parallel for | target parallel | * |
// | parallel for | target parallel | * |
// | | for | |
// | parallel for | target enter | * |
// | | data | |
// | parallel for | target exit | * |
@ -2180,6 +2203,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | parallel sections| atomic | * |
// | parallel sections| target | * |
// | parallel sections| target parallel | * |
// | parallel sections| target parallel | * |
// | | for | |
// | parallel sections| target enter | * |
// | | data | |
// | parallel sections| target exit | * |
@ -2214,6 +2239,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | task | atomic | * |
// | task | target | * |
// | task | target parallel | * |
// | task | target parallel | * |
// | | for | |
// | task | target enter | * |
// | | data | |
// | task | target exit | * |
@ -2248,6 +2275,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | ordered | atomic | * |
// | ordered | target | * |
// | ordered | target parallel | * |
// | ordered | target parallel | * |
// | | for | |
// | ordered | target enter | * |
// | | data | |
// | ordered | target exit | * |
@ -2282,6 +2311,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | atomic | atomic | |
// | atomic | target | |
// | atomic | target parallel | |
// | atomic | target parallel | |
// | | for | |
// | atomic | target enter | |
// | | data | |
// | atomic | target exit | |
@ -2316,6 +2347,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | target | atomic | * |
// | target | target | |
// | target | target parallel | |
// | target | target parallel | |
// | | for | |
// | target | target enter | |
// | | data | |
// | target | target exit | |
@ -2350,6 +2383,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | target parallel | atomic | * |
// | target parallel | target | |
// | target parallel | target parallel | |
// | target parallel | target parallel | |
// | | for | |
// | target parallel | target enter | |
// | | data | |
// | target parallel | target exit | |
@ -2362,6 +2397,69 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | target parallel | taskloop simd | * |
// | target parallel | distribute | |
// +------------------+-----------------+------------------------------------+
// | target parallel | parallel | * |
// | for | | |
// | target parallel | for | * |
// | for | | |
// | target parallel | for simd | * |
// | for | | |
// | target parallel | master | * |
// | for | | |
// | target parallel | critical | * |
// | for | | |
// | target parallel | simd | * |
// | for | | |
// | target parallel | sections | * |
// | for | | |
// | target parallel | section | * |
// | for | | |
// | target parallel | single | * |
// | for | | |
// | target parallel | parallel for | * |
// | for | | |
// | target parallel |parallel for simd| * |
// | for | | |
// | target parallel |parallel sections| * |
// | for | | |
// | target parallel | task | * |
// | for | | |
// | target parallel | taskyield | * |
// | for | | |
// | target parallel | barrier | * |
// | for | | |
// | target parallel | taskwait | * |
// | for | | |
// | target parallel | taskgroup | * |
// | for | | |
// | target parallel | flush | * |
// | for | | |
// | target parallel | ordered | * |
// | for | | |
// | target parallel | atomic | * |
// | for | | |
// | target parallel | target | |
// | for | | |
// | target parallel | target parallel | |
// | for | | |
// | target parallel | target parallel | |
// | for | for | |
// | target parallel | target enter | |
// | for | data | |
// | target parallel | target exit | |
// | for | data | |
// | target parallel | teams | |
// | for | | |
// | target parallel | cancellation | |
// | for | point | ! |
// | target parallel | cancel | ! |
// | for | | |
// | target parallel | taskloop | * |
// | for | | |
// | target parallel | taskloop simd | * |
// | for | | |
// | target parallel | distribute | |
// | for | | |
// +------------------+-----------------+------------------------------------+
// | teams | parallel | * |
// | teams | for | + |
// | teams | for simd | + |
@ -2384,6 +2482,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | teams | atomic | + |
// | teams | target | + |
// | teams | target parallel | + |
// | teams | target parallel | + |
// | | for | |
// | teams | target enter | + |
// | | data | |
// | teams | target exit | + |
@ -2418,6 +2518,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | taskloop | atomic | * |
// | taskloop | target | * |
// | taskloop | target parallel | * |
// | taskloop | target parallel | * |
// | | for | |
// | taskloop | target enter | * |
// | | data | |
// | taskloop | target exit | * |
@ -2451,6 +2553,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | taskloop simd | atomic | |
// | taskloop simd | target | |
// | taskloop simd | target parallel | |
// | taskloop simd | target parallel | |
// | | for | |
// | taskloop simd | target enter | |
// | | data | |
// | taskloop simd | target exit | |
@ -2485,6 +2589,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | distribute | atomic | * |
// | distribute | target | |
// | distribute | target parallel | |
// | distribute | target parallel | |
// | | for | |
// | distribute | target enter | |
// | | data | |
// | distribute | target exit | |
@ -2561,7 +2667,8 @@ static bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
(ParentRegion == OMPD_parallel ||
ParentRegion == OMPD_target_parallel)) ||
(CancelRegion == OMPD_for &&
(ParentRegion == OMPD_for || ParentRegion == OMPD_parallel_for)) ||
(ParentRegion == OMPD_for || ParentRegion == OMPD_parallel_for ||
ParentRegion == OMPD_target_parallel_for)) ||
(CancelRegion == OMPD_taskgroup && ParentRegion == OMPD_task) ||
(CancelRegion == OMPD_sections &&
(ParentRegion == OMPD_section || ParentRegion == OMPD_sections ||
@ -2924,6 +3031,12 @@ StmtResult Sema::ActOnOpenMPExecutableDirective(
AllowedNameModifiers.push_back(OMPD_target);
AllowedNameModifiers.push_back(OMPD_parallel);
break;
case OMPD_target_parallel_for:
Res = ActOnOpenMPTargetParallelForDirective(
ClausesWithImplicit, AStmt, StartLoc, EndLoc, VarsWithInheritedDSA);
AllowedNameModifiers.push_back(OMPD_target);
AllowedNameModifiers.push_back(OMPD_parallel);
break;
case OMPD_cancellation_point:
assert(ClausesWithImplicit.empty() &&
"No clauses are allowed for 'omp cancellation point' directive");
@ -5710,6 +5823,50 @@ Sema::ActOnOpenMPTargetParallelDirective(ArrayRef<OMPClause *> Clauses,
AStmt);
}
StmtResult Sema::ActOnOpenMPTargetParallelForDirective(
ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc,
SourceLocation EndLoc,
llvm::DenseMap<ValueDecl *, Expr *> &VarsWithImplicitDSA) {
if (!AStmt)
return StmtError();
CapturedStmt *CS = cast<CapturedStmt>(AStmt);
// 1.2.2 OpenMP Language Terminology
// Structured block - An executable statement with a single entry at the
// top and a single exit at the bottom.
// The point of exit cannot be a branch out of the structured block.
// longjmp() and throw() must not violate the entry/exit criteria.
CS->getCapturedDecl()->setNothrow();
OMPLoopDirective::HelperExprs B;
// In presence of clause 'collapse' or 'ordered' with number of loops, it will
// define the nested loops number.
unsigned NestedLoopCount =
CheckOpenMPLoop(OMPD_target_parallel_for, getCollapseNumberExpr(Clauses),
getOrderedNumberExpr(Clauses), AStmt, *this, *DSAStack,
VarsWithImplicitDSA, B);
if (NestedLoopCount == 0)
return StmtError();
assert((CurContext->isDependentContext() || B.builtAll()) &&
"omp target parallel for loop exprs were not built");
if (!CurContext->isDependentContext()) {
// Finalize the clauses that need pre-built expressions for CodeGen.
for (auto C : Clauses) {
if (auto LC = dyn_cast<OMPLinearClause>(C))
if (FinishOpenMPLinearClause(*LC, cast<DeclRefExpr>(B.IterationVarRef),
B.NumIterations, *this, CurScope))
return StmtError();
}
}
getCurFunction()->setHasBranchProtectedScope();
return OMPTargetParallelForDirective::Create(Context, StartLoc, EndLoc,
NestedLoopCount, Clauses, AStmt,
B, DSAStack->isCancelRegion());
}
/// \brief Check for existence of a map clause in the list of clauses.
static bool HasMapClause(ArrayRef<OMPClause *> Clauses) {
for (ArrayRef<OMPClause *>::iterator I = Clauses.begin(), E = Clauses.end();

11
lib/Sema/TreeTransform.h
View File

@ -7424,6 +7424,17 @@ StmtResult TreeTransform<Derived>::TransformOMPTargetParallelDirective(
return Res;
}
template <typename Derived>
StmtResult TreeTransform<Derived>::TransformOMPTargetParallelForDirective(
OMPTargetParallelForDirective *D) {
DeclarationNameInfo DirName;
getDerived().getSema().StartOpenMPDSABlock(OMPD_target_parallel_for, DirName,
nullptr, D->getLocStart());
StmtResult Res = getDerived().TransformOMPExecutableDirective(D);
getDerived().getSema().EndOpenMPDSABlock(Res.get());
return Res;
}
template <typename Derived>
StmtResult
TreeTransform<Derived>::TransformOMPTeamsDirective(OMPTeamsDirective *D) {

14
lib/Serialization/ASTReaderStmt.cpp
View File

@ -2489,6 +2489,12 @@ void ASTStmtReader::VisitOMPTargetParallelDirective(
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPTargetParallelForDirective(
OMPTargetParallelForDirective *D) {
VisitOMPLoopDirective(D);
D->setHasCancel(Record[Idx++]);
}
void ASTStmtReader::VisitOMPTeamsDirective(OMPTeamsDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
@ -3147,6 +3153,14 @@ Stmt *ASTReader::ReadStmtFromStream(ModuleFile &F) {
Context, Record[ASTStmtReader::NumStmtFields], Empty);
break;
case STMT_OMP_TARGET_PARALLEL_FOR_DIRECTIVE: {
unsigned NumClauses = Record[ASTStmtReader::NumStmtFields];
unsigned CollapsedNum = Record[ASTStmtReader::NumStmtFields + 1];
S = OMPTargetParallelForDirective::CreateEmpty(Context, NumClauses,
CollapsedNum, Empty);
break;
}
case STMT_OMP_TEAMS_DIRECTIVE:
S = OMPTeamsDirective::CreateEmpty(
Context, Record[ASTStmtReader::NumStmtFields], Empty);

7
lib/Serialization/ASTWriterStmt.cpp
View File

@ -2246,6 +2246,13 @@ void ASTStmtWriter::VisitOMPTargetParallelDirective(
Code = serialization::STMT_OMP_TARGET_PARALLEL_DIRECTIVE;
}
void ASTStmtWriter::VisitOMPTargetParallelForDirective(
OMPTargetParallelForDirective *D) {
VisitOMPLoopDirective(D);
Record.push_back(D->hasCancel() ? 1 : 0);
Code = serialization::STMT_OMP_TARGET_PARALLEL_FOR_DIRECTIVE;
}
void ASTStmtWriter::VisitOMPTaskyieldDirective(OMPTaskyieldDirective *D) {
VisitStmt(D);
VisitOMPExecutableDirective(D);

1
lib/StaticAnalyzer/Core/ExprEngine.cpp
View File

@ -833,6 +833,7 @@ void ExprEngine::Visit(const Stmt *S, ExplodedNode *Pred,
case Stmt::OMPTargetEnterDataDirectiveClass:
case Stmt::OMPTargetExitDataDirectiveClass:
case Stmt::OMPTargetParallelDirectiveClass:
case Stmt::OMPTargetParallelForDirectiveClass:
case Stmt::OMPTeamsDirectiveClass:
case Stmt::OMPCancellationPointDirectiveClass:
case Stmt::OMPCancelDirectiveClass:

618
test/OpenMP/nesting_of_regions.cpp
View File

@ -102,6 +102,12 @@ void foo() {
}
#pragma omp parallel
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp parallel
{
#pragma omp target enter data map(to: a)
++a;
}
@ -256,6 +262,12 @@ void foo() {
}
#pragma omp simd
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for // expected-error {{OpenMP constructs may not be nested inside a simd region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp simd
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a) // expected-error {{OpenMP constructs may not be nested inside a simd region}}
++a;
}
@ -433,6 +445,12 @@ void foo() {
}
#pragma omp for
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp for
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a)
++a;
}
@ -587,6 +605,12 @@ void foo() {
}
#pragma omp for simd
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for // expected-error {{OpenMP constructs may not be nested inside a simd region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp for simd
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a) // expected-error {{OpenMP constructs may not be nested inside a simd region}}
++a;
}
@ -771,6 +795,12 @@ void foo() {
}
#pragma omp sections
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp sections
{
#pragma omp target enter data map(to: a)
}
#pragma omp sections
@ -991,6 +1021,15 @@ void foo() {
{
#pragma omp section
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
}
#pragma omp sections
{
#pragma omp section
{
#pragma omp target enter data map(to: a)
++a;
}
@ -1165,6 +1204,12 @@ void foo() {
}
#pragma omp single
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp single
{
#pragma omp target enter data map(to: a)
++a;
}
@ -1332,6 +1377,12 @@ void foo() {
}
#pragma omp master
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp master
{
#pragma omp target enter data map(to: a)
++a;
}
@ -1513,6 +1564,12 @@ void foo() {
}
#pragma omp critical
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp critical
{
#pragma omp target enter data map(to: a)
++a;
}
@ -1695,6 +1752,12 @@ void foo() {
}
#pragma omp parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a)
++a;
}
@ -1877,6 +1940,12 @@ void foo() {
}
#pragma omp parallel for simd
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for // expected-error {{OpenMP constructs may not be nested inside a simd region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp parallel for simd
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a) // expected-error {{OpenMP constructs may not be nested inside a simd region}}
++a;
}
@ -2050,6 +2119,12 @@ void foo() {
}
#pragma omp parallel sections
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp parallel sections
{
#pragma omp target enter data map(to: a)
}
#pragma omp parallel sections
@ -2165,6 +2240,10 @@ void foo() {
#pragma omp target parallel
++a;
}
#pragma omp task
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
#pragma omp task
{
#pragma omp target enter data map(to: a)
@ -2344,6 +2423,22 @@ void foo() {
}
#pragma omp ordered
{
#pragma omp target parallel for ordered
for (int j = 0; j < 10; ++j) {
#pragma omp ordered // OK
{
bar();
}
}
}
#pragma omp ordered
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp ordered
{
#pragma omp target enter data map(to: a)
++a;
}
@ -2542,6 +2637,14 @@ void foo() {
// expected-error@+2 {{the statement for 'atomic' must be an expression statement of form '++x;', '--x;', 'x++;', 'x--;', 'x binop= expr;', 'x = x binop expr' or 'x = expr binop x', where x is an l-value expression with scalar type}}
// expected-note@+1 {{expected an expression statement}}
{
#pragma omp target parallel for // expected-error {{OpenMP constructs may not be nested inside an atomic region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp atomic
// expected-error@+2 {{the statement for 'atomic' must be an expression statement of form '++x;', '--x;', 'x++;', 'x--;', 'x binop= expr;', 'x = x binop expr' or 'x = expr binop x', where x is an l-value expression with scalar type}}
// expected-note@+1 {{expected an expression statement}}
{
#pragma omp target enter data map(to: a) // expected-error {{OpenMP constructs may not be nested inside an atomic region}}
++a;
}
@ -2674,6 +2777,10 @@ void foo() {
#pragma omp target parallel // expected-error {{region cannot be nested inside 'target' region}}
++a;
}
#pragma omp target
#pragma omp target parallel for // expected-error {{region cannot be nested inside 'target' region}}
for (int i = 0; i < 10; ++i)
;
#pragma omp target
{
#pragma omp teams
@ -2804,6 +2911,10 @@ void foo() {
#pragma omp target parallel // expected-error {{region cannot be nested inside 'target parallel' region}}
++a;
}
#pragma omp target parallel
#pragma omp target parallel for // expected-error {{region cannot be nested inside 'target parallel' region}}
for (int i = 0; i < 10; ++i)
;
#pragma omp target parallel
{
#pragma omp teams // expected-error {{region cannot be closely nested inside 'target parallel' region; perhaps you forget to enclose 'omp teams' directive into a target region?}}
@ -2836,6 +2947,194 @@ void foo() {
#pragma omp target exit data map(from: a) // expected-error {{region cannot be nested inside 'target parallel' region}}
}
// TARGET PARALLEL FOR DIRECTIVE
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp for // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp for' directive into a parallel region?}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp simd
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp for simd // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp for simd' directive into a parallel region?}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp parallel
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp sections // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp sections' directive into a parallel region?}}
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp section // expected-error {{'omp section' directive must be closely nested to a sections region, not a target parallel for region}}
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp single // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp single' directive into a parallel region?}}
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp master // expected-error {{region cannot be closely nested inside 'target parallel for' region}}
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp critical
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp parallel
{
#pragma omp single // OK
{
bar();
}
#pragma omp for // OK
for (int i = 0; i < 10; ++i)
;
#pragma omp for simd // OK
for (int i = 0; i < 10; ++i)
;
#pragma omp sections // OK
{
bar();
}
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp parallel for simd
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp parallel sections
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp task
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp taskyield
bar();
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp barrier // expected-error {{region cannot be closely nested inside 'target parallel for' region}}
bar();
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp taskwait
bar();
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp flush
bar();
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp ordered // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp ordered' directive into a for or a parallel for region with 'ordered' clause?}}
bar();
}
#pragma omp target parallel for ordered
for (int i = 0; i < 10; ++i) {
#pragma omp ordered // OK
bar();
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp atomic
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target // expected-error {{region cannot be nested inside 'target parallel for' region}}
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel // expected-error {{region cannot be nested inside 'target parallel for' region}}
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for // expected-error {{region cannot be nested inside 'target parallel for' region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a) // expected-error {{region cannot be nested inside 'target parallel for' region}}
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target exit data map(from: a) // expected-error {{region cannot be nested inside 'target parallel for' region}}
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp teams // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp teams' directive into a target region?}}
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp taskloop
for (int i = 0; i < 10; ++i)
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp distribute // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp distribute' directive into a teams region?}}
for (int j = 0; j < 10; ++j)
;
}
// TEAMS DIRECTIVE
#pragma omp target
#pragma omp teams
@ -2956,6 +3255,11 @@ void foo() {
++a;
}
#pragma omp target
#pragma omp teams
#pragma omp target parallel for // expected-error {{region cannot be nested inside 'target' region}}
for (int i = 0; i < 10; ++i)
;
#pragma omp target
#pragma omp teams
{
#pragma omp target enter data map(to: a) // expected-error {{region cannot be closely nested inside 'teams' region; perhaps you forget to enclose 'omp target enter data' directive into a parallel region?}}
@ -3140,6 +3444,12 @@ void foo() {
}
#pragma omp taskloop
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp taskloop
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a)
++a;
}
@ -3349,6 +3659,14 @@ void foo() {
}
#pragma omp target
#pragma omp teams
#pragma omp distribute
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for // expected-error {{region cannot be nested inside 'target' region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target
#pragma omp teams
#pragma omp distribute
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a) // expected-error {{region cannot be nested inside 'target' region}}
@ -3467,6 +3785,10 @@ void foo() {
#pragma omp target parallel
++a;
}
#pragma omp parallel
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
#pragma omp parallel
{
#pragma omp target enter data map(to: a)
@ -3616,6 +3938,12 @@ void foo() {
}
#pragma omp simd
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for // expected-error {{OpenMP constructs may not be nested inside a simd region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp simd
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a) // expected-error {{OpenMP constructs may not be nested inside a simd region}}
++a;
}
@ -3783,6 +4111,12 @@ void foo() {
}
#pragma omp for
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp for
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a)
++a;
}
@ -3930,6 +4264,12 @@ void foo() {
}
#pragma omp for simd
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for // expected-error {{OpenMP constructs may not be nested inside a simd region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp for simd
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a) // expected-error {{OpenMP constructs may not be nested inside a simd region}}
++a;
}
@ -4089,6 +4429,12 @@ void foo() {
}
#pragma omp sections
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp sections
{
#pragma omp target enter data map(to: a)
}
#pragma omp sections
@ -4315,6 +4661,15 @@ void foo() {
{
#pragma omp section
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
}
#pragma omp sections
{
#pragma omp section
{
#pragma omp target enter data map(to: a)
++a;
}
@ -4483,6 +4838,12 @@ void foo() {
}
#pragma omp single
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp single
{
#pragma omp target enter data map(to: a)
++a;
}
@ -4650,6 +5011,12 @@ void foo() {
}
#pragma omp master
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp master
{
#pragma omp target enter data map(to: a)
++a;
}
@ -4836,6 +5203,12 @@ void foo() {
}
#pragma omp critical
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp critical
{
#pragma omp target enter data map(to: a)
++a;
}
@ -5018,6 +5391,12 @@ void foo() {
}
#pragma omp parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a)
++a;
}
@ -5200,6 +5579,12 @@ void foo() {
}
#pragma omp parallel for simd
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for // expected-error {{OpenMP constructs may not be nested inside a simd region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp parallel for simd
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a) // expected-error {{OpenMP constructs may not be nested inside a simd region}}
++a;
}
@ -5369,6 +5754,12 @@ void foo() {
}
#pragma omp parallel sections
{
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp parallel sections
{
#pragma omp target enter data map(to: a)
}
#pragma omp parallel sections
@ -5483,6 +5874,10 @@ void foo() {
#pragma omp target parallel
++a;
}
#pragma omp task
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
#pragma omp task
{
#pragma omp target enter data map(to: a)
@ -5683,6 +6078,14 @@ void foo() {
// expected-error@+2 {{the statement for 'atomic' must be an expression statement of form '++x;', '--x;', 'x++;', 'x--;', 'x binop= expr;', 'x = x binop expr' or 'x = expr binop x', where x is an l-value expression with scalar type}}
// expected-note@+1 {{expected an expression statement}}
{
#pragma omp target parallel for // expected-error {{OpenMP constructs may not be nested inside an atomic region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp atomic
// expected-error@+2 {{the statement for 'atomic' must be an expression statement of form '++x;', '--x;', 'x++;', 'x--;', 'x binop= expr;', 'x = x binop expr' or 'x = expr binop x', where x is an l-value expression with scalar type}}
// expected-note@+1 {{expected an expression statement}}
{
#pragma omp target enter data map(to: a) // expected-error {{OpenMP constructs may not be nested inside an atomic region}}
++a;
}
@ -5815,6 +6218,10 @@ void foo() {
#pragma omp target parallel // expected-error {{region cannot be nested inside 'target' region}}
++a;
}
#pragma omp target
#pragma omp target parallel for // expected-error {{region cannot be nested inside 'target' region}}
for (int i = 0; i < 10; ++i)
;
#pragma omp target
{
#pragma omp target enter data map(to: a) // expected-error {{region cannot be nested inside 'target' region}}
@ -5945,6 +6352,10 @@ void foo() {
#pragma omp target parallel // expected-error {{region cannot be nested inside 'target parallel' region}}
++a;
}
#pragma omp target parallel
#pragma omp target parallel for // expected-error {{region cannot be nested inside 'target parallel' region}}
for (int i = 0; i < 10; ++i)
;
#pragma omp target parallel
{
#pragma omp teams // expected-error {{region cannot be closely nested inside 'target parallel' region; perhaps you forget to enclose 'omp teams' directive into a target region?}}
@ -5977,6 +6388,194 @@ void foo() {
#pragma omp target exit data map(from: a) // expected-error {{region cannot be nested inside 'target parallel' region}}
}
// TARGET PARALLEL FOR DIRECTIVE
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp for // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp for' directive into a parallel region?}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp simd
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp for simd // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp for simd' directive into a parallel region?}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp parallel
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp sections // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp sections' directive into a parallel region?}}
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp section // expected-error {{'omp section' directive must be closely nested to a sections region, not a target parallel for region}}
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp single // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp single' directive into a parallel region?}}
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp master // expected-error {{region cannot be closely nested inside 'target parallel for' region}}
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp critical
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp parallel
{
#pragma omp single // OK
{
bar();
}
#pragma omp for // OK
for (int i = 0; i < 10; ++i)
;
#pragma omp for simd // OK
for (int i = 0; i < 10; ++i)
;
#pragma omp sections // OK
{
bar();
}
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp parallel for simd
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp parallel sections
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp task
{
bar();
}
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp taskyield
bar();
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp barrier // expected-error {{region cannot be closely nested inside 'target parallel for' region}}
bar();
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp taskwait
bar();
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp flush
bar();
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp ordered // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp ordered' directive into a for or a parallel for region with 'ordered' clause?}}
bar();
}
#pragma omp target parallel for ordered
for (int i = 0; i < 10; ++i) {
#pragma omp ordered // OK
bar();
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp atomic
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target // expected-error {{region cannot be nested inside 'target parallel for' region}}
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel // expected-error {{region cannot be nested inside 'target parallel for' region}}
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for // expected-error {{region cannot be nested inside 'target parallel for' region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a) // expected-error {{region cannot be nested inside 'target parallel for' region}}
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp target exit data map(from: a) // expected-error {{region cannot be nested inside 'target parallel for' region}}
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp teams // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp teams' directive into a target region?}}
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp taskloop
for (int i = 0; i < 10; ++i)
++a;
}
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
#pragma omp distribute // expected-error {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp distribute' directive into a teams region?}}
for (int j = 0; j < 10; ++j)
;
}
// TEAMS DIRECTIVE
#pragma omp target
#pragma omp teams
@ -6097,6 +6696,11 @@ void foo() {
++a;
}
#pragma omp target
#pragma omp teams
#pragma omp target parallel for // expected-error {{region cannot be nested inside 'target' region}}
for (int i = 0; i < 10; ++i)
;
#pragma omp target
#pragma omp teams
{
#pragma omp target enter data map(to: a) // expected-error {{region cannot be closely nested inside 'teams' region; perhaps you forget to enclose 'omp target enter data' directive into a parallel region?}}
@ -6279,6 +6883,12 @@ void foo() {
}
#pragma omp taskloop
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
;
}
#pragma omp taskloop
for (int i = 0; i < 10; ++i) {
#pragma omp target enter data map(to: a)
++a;
}
@ -6489,6 +7099,14 @@ void foo() {
}
#pragma omp target
#pragma omp teams
#pragma omp distribute
for (int i = 0; i < 10; ++i) {
#pragma omp target parallel for // expected-error {{region cannot be nested inside 'target' region}}
for (int i = 0; i < 10; ++i)
;
}
#pragma omp target
#pragma omp teams
#pragma omp distribute
for (int i = 0; i < 10; ++i) {
#pragma omp teams // expected-error {{region cannot be closely nested inside 'distribute' region; perhaps you forget to enclose 'omp teams' directive into a target region?}}

252
test/OpenMP/target_parallel_for_ast_print.cpp Normal file
View File

@ -0,0 +1,252 @@
// RUN: %clang_cc1 -verify -fopenmp -ast-print %s | FileCheck %s
// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -emit-pch -o %t %s
// RUN: %clang_cc1 -fopenmp -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s
// expected-no-diagnostics
#ifndef HEADER
#define HEADER
void foo() {}
struct S {
S(): a(0) {}
S(int v) : a(v) {}
int a;
typedef int type;
};
template <typename T>
class S7 : public T {
protected:
T a;
S7() : a(0) {}
public:
S7(typename T::type v) : a(v) {
#pragma omp target parallel for private(a) private(this->a) private(T::a)
for (int k = 0; k < a.a; ++k)
++this->a.a;
}
S7 &operator=(S7 &s) {
#pragma omp target parallel for private(a) private(this->a)
for (int k = 0; k < s.a.a; ++k)
++s.a.a;
return *this;
}
};
// CHECK: #pragma omp target parallel for private(this->a) private(this->a) private(this->S::a)
// CHECK: #pragma omp target parallel for private(this->a) private(this->a) private(T::a)
// CHECK: #pragma omp target parallel for private(this->a) private(this->a)
class S8 : public S7<S> {
S8() {}
public:
S8(int v) : S7<S>(v){
#pragma omp target parallel for private(a) private(this->a) private(S7<S>::a)
for (int k = 0; k < a.a; ++k)
++this->a.a;
}
S8 &operator=(S8 &s) {
#pragma omp target parallel for private(a) private(this->a)
for (int k = 0; k < s.a.a; ++k)
++s.a.a;
return *this;
}
};
// CHECK: #pragma omp target parallel for private(this->a) private(this->a) private(this->S7<S>::a)
// CHECK: #pragma omp target parallel for private(this->a) private(this->a)
template <class T, int N>
T tmain(T argc, T *argv) {
T b = argc, c, d, e, f, h;
T arr[N][10], arr1[N];
T i, j;
T s;
static T a;
// CHECK: static T a;
static T g;
#pragma omp threadprivate(g)
#pragma omp target parallel for schedule(dynamic) default(none) linear(a)
// CHECK: #pragma omp target parallel for schedule(dynamic) default(none) linear(a)
for (int i = 0; i < 2; ++i)
a = 2;
// CHECK-NEXT: for (int i = 0; i < 2; ++i)
// CHECK-NEXT: a = 2;
#pragma omp target parallel for private(argc, b), firstprivate(c, d), lastprivate(d, f) collapse(N) schedule(static, N) ordered(N) if (parallel :argc) num_threads(N) default(shared) shared(e) reduction(+ : h)
for (int i = 0; i < 2; ++i)
for (int j = 0; j < 2; ++j)
for (int j = 0; j < 2; ++j)
for (int j = 0; j < 2; ++j)
for (int j = 0; j < 2; ++j)
for (int i = 0; i < 2; ++i)
for (int j = 0; j < 2; ++j)
for (int j = 0; j < 2; ++j)
for (int j = 0; j < 2; ++j)
for (int j = 0; j < 2; ++j)
foo();
// CHECK-NEXT: #pragma omp target parallel for private(argc,b) firstprivate(c,d) lastprivate(d,f) collapse(N) schedule(static, N) ordered(N) if(parallel: argc) num_threads(N) default(shared) shared(e) reduction(+: h)
// CHECK-NEXT: for (int i = 0; i < 2; ++i)
// CHECK-NEXT: for (int j = 0; j < 2; ++j)
// CHECK-NEXT: for (int j = 0; j < 2; ++j)
// CHECK-NEXT: for (int j = 0; j < 2; ++j)
// CHECK-NEXT: for (int j = 0; j < 2; ++j)
// CHECK-NEXT: for (int i = 0; i < 2; ++i)
// CHECK-NEXT: for (int j = 0; j < 2; ++j)
// CHECK-NEXT: for (int j = 0; j < 2; ++j)
// CHECK-NEXT: for (int j = 0; j < 2; ++j)
// CHECK-NEXT: for (int j = 0; j < 2; ++j)
// CHECK-NEXT: foo();
#pragma omp target parallel for default(none), private(argc,b) firstprivate(argv) shared (d) if (parallel:argc > 0) num_threads(N) proc_bind(master) reduction(+:c, arr1[argc]) reduction(max:e, arr[:N][0:10])
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: #pragma omp target parallel for default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(N) proc_bind(master) reduction(+: c,arr1[argc]) reduction(max: e,arr[:N][0:10])
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for if (N) num_threads(s) proc_bind(close) reduction(^:e, f, arr[0:N][:argc]) reduction(&& : h)
// CHECK-NEXT: #pragma omp target parallel for if(N) num_threads(s) proc_bind(close) reduction(^: e,f,arr[0:N][:argc]) reduction(&&: h)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for if (target:argc > 0)
// CHECK-NEXT: #pragma omp target parallel for if(target: argc > 0)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for if (parallel:argc > 0)
// CHECK-NEXT: #pragma omp target parallel for if(parallel: argc > 0)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for if (N)
// CHECK-NEXT: #pragma omp target parallel for if(N)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for map(i)
// CHECK-NEXT: #pragma omp target parallel for map(tofrom: i)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for map(arr1[0:10], i)
// CHECK-NEXT: #pragma omp target parallel for map(tofrom: arr1[0:10],i)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for map(to: i) map(from: j)
// CHECK-NEXT: #pragma omp target parallel for map(to: i) map(from: j)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for map(always,alloc: i)
// CHECK-NEXT: #pragma omp target parallel for map(always,alloc: i)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for nowait
// CHECK-NEXT: #pragma omp target parallel for nowait
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for depend(in : argc, arr[i:argc], arr1[:])
// CHECK-NEXT: #pragma omp target parallel for depend(in : argc,arr[i:argc],arr1[:])
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for defaultmap(tofrom: scalar)
// CHECK-NEXT: #pragma omp target parallel for defaultmap(tofrom: scalar)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
return T();
}
int main(int argc, char **argv) {
int b = argc, c, d, e, f, h;
int arr[5][10], arr1[5];
int i, j;
int s;
static int a;
// CHECK: static int a;
static float g;
#pragma omp threadprivate(g)
#pragma omp target parallel for schedule(guided, argc) default(none) linear(a)
// CHECK: #pragma omp target parallel for schedule(guided, argc) default(none) linear(a)
for (int i = 0; i < 2; ++i)
a = 2;
// CHECK-NEXT: for (int i = 0; i < 2; ++i)
// CHECK-NEXT: a = 2;
#pragma omp target parallel for private(argc, b), firstprivate(argv, c), lastprivate(d, f) collapse(2) schedule(auto) ordered if (target: argc) num_threads(a) default(shared) shared(e) reduction(+ : h) linear(a:-5)
for (int i = 0; i < 10; ++i)
for (int j = 0; j < 10; ++j)
foo();
// CHECK-NEXT: #pragma omp target parallel for private(argc,b) firstprivate(argv,c) lastprivate(d,f) collapse(2) schedule(auto) ordered if(target: argc) num_threads(a) default(shared) shared(e) reduction(+: h) linear(a: -5)
// CHECK-NEXT: for (int i = 0; i < 10; ++i)
// CHECK-NEXT: for (int j = 0; j < 10; ++j)
// CHECK-NEXT: foo();
#pragma omp target parallel for default(none), private(argc,b) firstprivate(argv) shared (d) if (parallel:argc > 0) num_threads(5) proc_bind(master) reduction(+:c, arr1[argc]) reduction(max:e, arr[:5][0:10])
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: #pragma omp target parallel for default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(5) proc_bind(master) reduction(+: c,arr1[argc]) reduction(max: e,arr[:5][0:10])
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for if (5) num_threads(s) proc_bind(close) reduction(^:e, f, arr[0:5][:argc]) reduction(&& : h)
// CHECK-NEXT: #pragma omp target parallel for if(5) num_threads(s) proc_bind(close) reduction(^: e,f,arr[0:5][:argc]) reduction(&&: h)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for if (target:argc > 0)
// CHECK-NEXT: #pragma omp target parallel for if(target: argc > 0)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for if (parallel:argc > 0)
// CHECK-NEXT: #pragma omp target parallel for if(parallel: argc > 0)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for if (5)
// CHECK-NEXT: #pragma omp target parallel for if(5)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for map(i)
// CHECK-NEXT: #pragma omp target parallel for map(tofrom: i)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for map(arr1[0:10], i)
// CHECK-NEXT: #pragma omp target parallel for map(tofrom: arr1[0:10],i)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for map(to: i) map(from: j)
// CHECK-NEXT: #pragma omp target parallel for map(to: i) map(from: j)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for map(always,alloc: i)
// CHECK-NEXT: #pragma omp target parallel for map(always,alloc: i)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for nowait
// CHECK-NEXT: #pragma omp target parallel for nowait
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for depend(in : argc, arr[i:argc], arr1[:])
// CHECK-NEXT: #pragma omp target parallel for depend(in : argc,arr[i:argc],arr1[:])
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
#pragma omp target parallel for defaultmap(tofrom: scalar)
// CHECK-NEXT: #pragma omp target parallel for defaultmap(tofrom: scalar)
for (int i = 0; i < 2; ++i) {}
// CHECK-NEXT: for (int i = 0; i < 2; ++i) {
// CHECK-NEXT: }
return (tmain<int, 5>(argc, &argc) + tmain<char, 1>(argv[0][0], argv[0]));
}
#endif

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// RUN: %clang_cc1 -verify -fopenmp %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note {{declared here}}
template <class T, typename S, int N, int ST> // expected-note {{declared here}}
T tmain(T argc, S **argv) { //expected-note 2 {{declared here}}
#pragma omp target parallel for collapse // expected-error {{expected '(' after 'collapse'}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for collapse ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for collapse () // expected-error {{expected expression}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
// expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
// expected-error@+2 2 {{expression is not an integral constant expression}}
// expected-note@+1 2 {{read of non-const variable 'argc' is not allowed in a constant expression}}
#pragma omp target parallel for collapse (argc
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
// expected-error@+1 2 {{argument to 'collapse' clause must be a strictly positive integer value}}
#pragma omp target parallel for collapse (ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for collapse (1)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for collapse ((ST > 0) ? 1 + ST : 2) // expected-note 2 {{as specified in 'collapse' clause}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; // expected-error 2 {{expected 2 for loops after '#pragma omp target parallel for', but found only 1}}
// expected-error@+3 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'collapse' clause}}
// expected-error@+2 2 {{argument to 'collapse' clause must be a strictly positive integer value}}
// expected-error@+1 2 {{expression is not an integral constant expression}}
#pragma omp target parallel for collapse (foobool(argc)), collapse (true), collapse (-5)
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for collapse (S) // expected-error {{'S' does not refer to a value}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
// expected-error@+1 2 {{expression is not an integral constant expression}}
#pragma omp target parallel for collapse (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for collapse (1)
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for collapse (N) // expected-error {{argument to 'collapse' clause must be a strictly positive integer value}}
for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for collapse (2) // expected-note {{as specified in 'collapse' clause}}
foo(); // expected-error {{expected 2 for loops after '#pragma omp target parallel for'}}
return argc;
}
int main(int argc, char **argv) {
#pragma omp target parallel for collapse // expected-error {{expected '(' after 'collapse'}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for collapse ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for collapse () // expected-error {{expected expression}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for collapse (4 // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-note {{as specified in 'collapse' clause}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
#pragma omp target parallel for collapse (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}} expected-note {{as specified in 'collapse' clause}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
#pragma omp target parallel for collapse (foobool(1) > 0 ? 1 : 2) // expected-error {{expression is not an integral constant expression}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
// expected-error@+3 {{expression is not an integral constant expression}}
// expected-error@+2 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'collapse' clause}}
// expected-error@+1 2 {{argument to 'collapse' clause must be a strictly positive integer value}}
#pragma omp target parallel for collapse (foobool(argc)), collapse (true), collapse (-5)
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for collapse (S1) // expected-error {{'S1' does not refer to a value}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
// expected-error@+1 {{expression is not an integral constant expression}}
#pragma omp target parallel for collapse (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
// expected-error@+3 {{statement after '#pragma omp target parallel for' must be a for loop}}
// expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
#pragma omp target parallel for collapse(collapse(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
foo();
#pragma omp target parallel for collapse (2) // expected-note {{as specified in 'collapse' clause}}
foo(); // expected-error {{expected 2 for loops after '#pragma omp target parallel for'}}
// expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 1, 0>' requested here}}
return tmain<int, char, 1, 0>(argc, argv);
}

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// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -o - %s
void foo();
int main(int argc, char **argv) {
int i;
#pragma omp target parallel for default // expected-error {{expected '(' after 'default'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for default( // expected-error {{expected 'none' or 'shared' in OpenMP clause 'default'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for default() // expected-error {{expected 'none' or 'shared' in OpenMP clause 'default'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for default(none // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
foo();
#pragma omp target parallel for default(shared), default(shared) // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'default' clause}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for default(x) // expected-error {{expected 'none' or 'shared' in OpenMP clause 'default'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for default(none)
for (i = 0; i < argc; ++i) // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
foo();
#pragma omp parallel default(none)
#pragma omp target parallel for default(shared)
for (i = 0; i < argc; ++i)
foo();
return 0;
}

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// RUN: %clang_cc1 -verify -fopenmp %s
void foo() {
}
template <class T, typename S, int N, int ST>
T tmain(T argc, S **argv) {
int i;
#pragma omp target parallel for defaultmap // expected-error {{expected '(' after 'defaultmap'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap ( // expected-error {{expected 'tofrom' in OpenMP clause 'defaultmap'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap () // expected-error {{expected 'tofrom' in OpenMP clause 'defaultmap'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-warning {{missing ':' after defaultmap modifier - ignoring}} expected-error {{expected 'scalar' in OpenMP clause 'defaultmap'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom: // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected 'scalar' in OpenMP clause 'defaultmap'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom) // expected-warning {{missing ':' after defaultmap modifier - ignoring}} expected-error {{expected 'scalar' in OpenMP clause 'defaultmap'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom scalar) // expected-warning {{missing ':' after defaultmap modifier - ignoring}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom, // expected-error {{expected ')'}} expected-error {{expected 'scalar' in OpenMP clause 'defaultmap'}} expected-warning {{missing ':' after defaultmap modifier - ignoring}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (scalar: // expected-error {{expected ')'}} expected-error {{expected 'tofrom' in OpenMP clause 'defaultmap'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom, scalar // expected-error {{expected ')'}} expected-warning {{missing ':' after defaultmap modifier - ignoring}} expected-error {{expected 'scalar' in OpenMP clause 'defaultmap'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
return argc;
}
int main(int argc, char **argv) {
int i;
#pragma omp target parallel for defaultmap // expected-error {{expected '(' after 'defaultmap'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap ( // expected-error {{expected 'tofrom' in OpenMP clause 'defaultmap'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap () // expected-error {{expected 'tofrom' in OpenMP clause 'defaultmap'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-warning {{missing ':' after defaultmap modifier - ignoring}} expected-error {{expected 'scalar' in OpenMP clause 'defaultmap'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom: // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected 'scalar' in OpenMP clause 'defaultmap'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom) // expected-warning {{missing ':' after defaultmap modifier - ignoring}} expected-error {{expected 'scalar' in OpenMP clause 'defaultmap'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom scalar) // expected-warning {{missing ':' after defaultmap modifier - ignoring}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom, // expected-error {{expected ')'}} expected-error {{expected 'scalar' in OpenMP clause 'defaultmap'}} expected-warning {{missing ':' after defaultmap modifier - ignoring}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (scalar: // expected-error {{expected ')'}} expected-error {{expected 'tofrom' in OpenMP clause 'defaultmap'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for defaultmap (tofrom, scalar // expected-error {{expected ')'}} expected-warning {{missing ':' after defaultmap modifier - ignoring}} expected-error {{expected 'scalar' in OpenMP clause 'defaultmap'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
return tmain<int, char, 1, 0>(argc, argv);
}

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// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -o - -std=c++11 %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note {{declared here}}
class vector {
public:
int operator[](int index) { return 0; }
};
int main(int argc, char **argv, char *env[]) {
vector vec;
typedef float V __attribute__((vector_size(16)));
V a;
auto arr = x; // expected-error {{use of undeclared identifier 'x'}}
int i;
#pragma omp target parallel for depend // expected-error {{expected '(' after 'depend'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend ( // expected-error {{expected 'in', 'out' or 'inout' in OpenMP clause 'depend'}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-warning {{missing ':' after dependency type - ignoring}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend () // expected-error {{expected 'in', 'out' or 'inout' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (argc // expected-error {{expected 'in', 'out' or 'inout' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (source : argc) // expected-error {{expected 'in', 'out' or 'inout' in OpenMP clause 'depend'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (source) // expected-error {{expected expression}} expected-warning {{missing ':' after dependency type - ignoring}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (out: ) // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (inout : foobool(argc)), depend (in, argc) // expected-error {{expected variable name, array element or array section}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (out :S1) // expected-error {{'S1' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend(in : argv[1][1] = '2') // expected-error {{expected variable name, array element or array section}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : vec[1]) // expected-error {{expected variable name, array element or array section}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argv[0])
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : ) // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : main) // expected-error {{expected variable name, array element or array section}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend(in : a[0]) // expected-error{{expected variable name, array element or array section}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : vec[1:2]) // expected-error {{ value is not an array or pointer}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argv[ // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argv[: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argv[:] // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argv[argc: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argv[argc:argc] // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argv[0:-1]) // expected-error {{section length is evaluated to a negative value -1}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argv[-1:0]) // expected-error {{section lower bound is evaluated to a negative value -1}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argv[:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend (in : argv[3:4:1]) // expected-error {{expected ']'}} expected-note {{to match this '['}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend(in:a[0:1]) // expected-error {{subscripted value is not an array or pointer}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend(in:argv[argv[:2]:1]) // expected-error {{OpenMP array section is not allowed here}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend(in:argv[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend(in:env[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is an array of unknown bound}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend(in : argv[ : argc][1 : argc - 1])
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for depend(in : arr[0])
for (i = 0; i < argc; ++i) foo();
return 0;
}

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// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp -ferror-limit 100 -o - %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note {{declared here}}
int main(int argc, char **argv) {
int i;
#pragma omp target parallel for device // expected-error {{expected '(' after 'device'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device () // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device (argc > 0 ? argv[1] : argv[2]) // expected-error {{expression must have integral or unscoped enumeration type, not 'char *'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device (argc + argc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device (argc), device (argc+1) // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'device' clause}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device (S1) // expected-error {{'S1' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device (-2) // expected-error {{argument to 'device' clause must be a non-negative integer value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device (-10u)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for device (3.14) // expected-error {{expression must have integral or unscoped enumeration type, not 'double'}}
for (i = 0; i < argc; ++i) foo();
return 0;
}

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// RUN: %clang_cc1 -verify -fopenmp %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
extern S1 a;
class S2 {
mutable int a;
public:
S2() : a(0) {}
S2(const S2 &s2) : a(s2.a) {}
static float S2s;
static const float S2sc;
};
const float S2::S2sc = 0;
const S2 b;
const S2 ba[5];
class S3 {
int a;
S3 &operator=(const S3 &s3);
public:
S3() : a(0) {}
S3(const S3 &s3) : a(s3.a) {}
};
const S3 c;
const S3 ca[5];
extern const int f;
class S4 {
int a;
S4();
S4(const S4 &s4); // expected-note 2 {{implicitly declared private here}}
public:
S4(int v) : a(v) {}
};
class S5 {
int a;
S5(const S5 &s5) : a(s5.a) {} // expected-note 4 {{implicitly declared private here}}
public:
S5() : a(0) {}
S5(int v) : a(v) {}
};
class S6 {
int a;
S6() : a(0) {}
public:
S6(const S6 &s6) : a(s6.a) {}
S6(int v) : a(v) {}
};
S3 h;
#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
template <class I, class C>
int foomain(int argc, char **argv) {
I e(4);
C g(5);
int i;
int &j = i;
#pragma omp target parallel for firstprivate // expected-error {{expected '(' after 'firstprivate'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate() // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate(argc)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate(a, b) // expected-error {{firstprivate variable with incomplete type 'S1'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate(argv[1]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp parallel
{
int v = 0;
int i;
#pragma omp target parallel for firstprivate(i)
for (int k = 0; k < argc; ++k) {
i = k;
v += i;
}
}
#pragma omp parallel shared(i)
#pragma omp parallel private(i)
#pragma omp target parallel for firstprivate(j)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for firstprivate(i)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp parallel private(i)
#pragma omp target parallel for firstprivate(i) // expected-note {{defined as firstprivate}}
for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp target parallel for' directive may not be firstprivate, predetermined as private}}
foo();
#pragma omp parallel reduction(+ : i)
#pragma omp target parallel for firstprivate(i) // expected-note {{defined as firstprivate}}
for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp target parallel for' directive may not be firstprivate, predetermined as private}}
foo();
return 0;
}
namespace A {
double x;
#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
}
namespace B {
using A::x;
}
int main(int argc, char **argv) {
const int d = 5;
const int da[5] = {0};
S4 e(4);
S5 g(5);
S3 m;
S6 n(2);
int i;
int &j = i;
#pragma omp target parallel for firstprivate // expected-error {{expected '(' after 'firstprivate'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate() // expected-error {{expected expression}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(argc)
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(argv[1]) // expected-error {{expected variable name}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(2 * 2) // expected-error {{expected variable name}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(ba) // OK
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(ca) // OK
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(da) // OK
for (i = 0; i < argc; ++i)
foo();
int xa;
#pragma omp target parallel for firstprivate(xa) // OK
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(S2::S2s) // OK
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(S2::S2sc) // OK
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp target parallel for'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(m) // OK
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be firstprivate}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for private(xa), firstprivate(xa) // expected-error {{private variable cannot be firstprivate}} expected-note {{defined as private}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(i) // expected-note {{defined as firstprivate}}
for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp target parallel for' directive may not be firstprivate, predetermined as private}}
foo();
#pragma omp parallel shared(xa)
#pragma omp target parallel for firstprivate(xa) // OK: may be firstprivate
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(j)
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(n) firstprivate(n) // OK
for (i = 0; i < argc; ++i)
foo();
#pragma omp parallel
{
int v = 0;
int i;
#pragma omp target parallel for firstprivate(i)
for (int k = 0; k < argc; ++k) {
i = k;
v += i;
}
}
#pragma omp parallel private(i)
#pragma omp target parallel for firstprivate(i) // expected-note {{defined as firstprivate}}
for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp target parallel for' directive may not be firstprivate, predetermined as private}}
foo();
#pragma omp parallel reduction(+ : i)
#pragma omp target parallel for firstprivate(i) // expected-note {{defined as firstprivate}}
for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp target parallel for' directive may not be firstprivate, predetermined as private}}
foo();
static int si;
#pragma omp target parallel for firstprivate(si) // OK
for (i = 0; i < argc; ++i)
si = i + 1;
return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
}

105
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// RUN: %clang_cc1 -verify -fopenmp %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note {{declared here}}
template <class T, class S> // expected-note {{declared here}}
int tmain(T argc, S **argv) {
int i;
#pragma omp target parallel for if // expected-error {{expected '(' after 'if'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if () // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (argc > 0 ? argv[1] : argv[2])
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'if' clause}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (S) // expected-error {{'S' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(argc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(parallel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : argc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(parallel : argc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : argc) if(parallel : argc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(parallel : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp target parallel for'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : argc) if (target :argc) // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'if' clause with 'target' name modifier}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(parallel : argc) if (parallel :argc) // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'if' clause with 'parallel' name modifier}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : argc) if (argc) // expected-error {{expected 'parallel' directive name modifier}} expected-note {{previous clause with directive name modifier specified here}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : argc) if(parallel : argc) if (argc) // expected-error {{no more 'if' clause is allowed}} expected-note {{previous clause with directive name modifier specified here}} expected-note {{previous clause with directive name modifier specified here}}
for (i = 0; i < argc; ++i) foo();
return 0;
}
int main(int argc, char **argv) {
int i;
#pragma omp target parallel for if // expected-error {{expected '(' after 'if'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if () // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (argc > 0 ? argv[1] : argv[2])
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'if' clause}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (S1) // expected-error {{'S1' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if (1 0) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(if(tmain(argc, argv) // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(parallel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(parallel : argc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp target parallel for'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : argc) if (target :argc) // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'if' clause with 'target' name modifier}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(parallel : argc) if (parallel :argc) // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'if' clause with 'parallel' name modifier}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : argc) if (argc) // expected-error {{expected 'parallel' directive name modifier}} expected-note {{previous clause with directive name modifier specified here}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for if(target : argc) if(parallel : argc) if (argc) // expected-error {{no more 'if' clause is allowed}} expected-note {{previous clause with directive name modifier specified here}} expected-note {{previous clause with directive name modifier specified here}}
for (i = 0; i < argc; ++i) foo();
return tmain(argc, argv);
}

238
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// RUN: %clang_cc1 -verify -fopenmp %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
extern S1 a;
class S2 {
mutable int a;
public:
S2() : a(0) {}
S2(S2 &s2) : a(s2.a) {}
S2 &operator=(const S2 &);
const S2 &operator=(const S2 &) const;
static float S2s; // expected-note {{static data member is predetermined as shared}}
static const float S2sc;
};
const float S2::S2sc = 0; // expected-note {{static data member is predetermined as shared}}
const S2 b;
const S2 ba[5];
class S3 {
int a;
S3 &operator=(const S3 &s3); // expected-note 2 {{implicitly declared private here}}
public:
S3() : a(0) {}
S3(S3 &s3) : a(s3.a) {}
};
const S3 c; // expected-note {{global variable is predetermined as shared}}
const S3 ca[5]; // expected-note {{global variable is predetermined as shared}}
extern const int f; // expected-note {{global variable is predetermined as shared}}
class S4 {
int a;
S4(); // expected-note 3 {{implicitly declared private here}}
S4(const S4 &s4);
public:
S4(int v) : a(v) {}
};
class S5 {
int a;
S5() : a(0) {} // expected-note {{implicitly declared private here}}
public:
S5(const S5 &s5) : a(s5.a) {}
S5(int v) : a(v) {}
};
class S6 {
int a;
S6() : a(0) {}
public:
S6(const S6 &s6) : a(s6.a) {}
S6(int v) : a(v) {}
};
S3 h;
#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
template <class I, class C>
int foomain(int argc, char **argv) {
I e(4);
I g(5);
int i;
int &j = i;
#pragma omp target parallel for lastprivate // expected-error {{expected '(' after 'lastprivate'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate() // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(argc)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(a, b) // expected-error {{lastprivate variable with incomplete type 'S1'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(argv[1]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(e, g) // expected-error 2 {{calling a private constructor of class 'S4'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(h) // expected-error {{threadprivate or thread local variable cannot be lastprivate}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp parallel
{
int v = 0;
int i;
#pragma omp target parallel for lastprivate(i)
for (int k = 0; k < argc; ++k) {
i = k;
v += i;
}
}
#pragma omp parallel shared(i)
#pragma omp parallel private(i)
#pragma omp target parallel for lastprivate(j)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for lastprivate(i)
for (int k = 0; k < argc; ++k)
++k;
return 0;
}
namespace A {
double x;
#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
}
namespace B {
using A::x;
}
int main(int argc, char **argv) {
const int d = 5; // expected-note {{constant variable is predetermined as shared}}
const int da[5] = {0}; // expected-note {{constant variable is predetermined as shared}}
S4 e(4);
S5 g(5);
S3 m;
S6 n(2);
int i;
int &j = i;
#pragma omp target parallel for lastprivate // expected-error {{expected '(' after 'lastprivate'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate() // expected-error {{expected expression}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(argc)
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(S1) // expected-error {{'S1' does not refer to a value}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(a, b, c, d, f) // expected-error {{lastprivate variable with incomplete type 'S1'}} expected-error 3 {{shared variable cannot be lastprivate}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(argv[1]) // expected-error {{expected variable name}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(2 * 2) // expected-error {{expected variable name}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(ba)
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(ca) // expected-error {{shared variable cannot be lastprivate}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(da) // expected-error {{shared variable cannot be lastprivate}}
for (i = 0; i < argc; ++i)
foo();
int xa;
#pragma omp target parallel for lastprivate(xa) // OK
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(S2::S2s) // expected-error {{shared variable cannot be lastprivate}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(S2::S2sc) // expected-error {{shared variable cannot be lastprivate}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp target parallel for'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be lastprivate}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for private(xa), lastprivate(xa) // expected-error {{private variable cannot be lastprivate}} expected-note {{defined as private}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(i)
for (i = 0; i < argc; ++i)
foo();
#pragma omp parallel private(xa)
#pragma omp target parallel for lastprivate(xa)
for (i = 0; i < argc; ++i)
foo();
#pragma omp parallel reduction(+ : xa)
#pragma omp target parallel for lastprivate(xa)
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(j)
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for firstprivate(m) lastprivate(m) // expected-error {{'operator=' is a private member of 'S3'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for lastprivate(n) firstprivate(n) // OK
for (i = 0; i < argc; ++i)
foo();
static int si;
#pragma omp target parallel for lastprivate(si) // OK
for (i = 0; i < argc; ++i)
si = i + 2;
return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
}

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test/OpenMP/target_parallel_for_linear_messages.cpp Normal file
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// RUN: %clang_cc1 -verify -fopenmp %s
namespace X {
int x;
};
struct B {
static int ib; // expected-note {{'B::ib' declared here}}
static int bfoo() { return 8; }
};
int bfoo() { return 4; }
int z;
const int C1 = 1;
const int C2 = 2;
void test_linear_colons() {
int B = 0;
#pragma omp target parallel for linear(B : bfoo())
for (int i = 0; i < 10; ++i)
;
// expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}}
#pragma omp target parallel for linear(B::ib : B : bfoo())
for (int i = 0; i < 10; ++i)
;
// expected-error@+1 {{use of undeclared identifier 'ib'; did you mean 'B::ib'}}
#pragma omp target parallel for linear(B : ib)
for (int i = 0; i < 10; ++i)
;
// expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}}
#pragma omp target parallel for linear(z : B : ib)
for (int i = 0; i < 10; ++i)
;
#pragma omp target parallel for linear(B : B::bfoo())
for (int i = 0; i < 10; ++i)
;
#pragma omp target parallel for linear(X::x : ::z)
for (int i = 0; i < 10; ++i)
;
#pragma omp target parallel for linear(B, ::z, X::x)
for (int i = 0; i < 10; ++i)
;
#pragma omp target parallel for linear(::z)
for (int i = 0; i < 10; ++i)
;
// expected-error@+1 {{expected variable name}}
#pragma omp target parallel for linear(B::bfoo())
for (int i = 0; i < 10; ++i)
;
#pragma omp target parallel for linear(B::ib, B : C1 + C2)
for (int i = 0; i < 10; ++i)
;
}
template <int L, class T, class N>
T test_template(T *arr, N num) {
N i;
T sum = (T)0;
T ind2 = -num * L; // expected-note {{'ind2' defined here}}
// expected-error@+1 {{argument of a linear clause should be of integral or pointer type}}
#pragma omp target parallel for linear(ind2 : L)
for (i = 0; i < num; ++i) {
T cur = arr[(int)ind2];
ind2 += L;
sum += cur;
}
return T();
}
template <int LEN>
int test_warn() {
int ind2 = 0;
// expected-warning@+1 {{zero linear step (ind2 should probably be const)}}
#pragma omp target parallel for linear(ind2 : LEN)
for (int i = 0; i < 100; i++) {
ind2 += LEN;
}
return ind2;
}
struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
extern S1 a;
class S2 {
mutable int a;
public:
S2() : a(0) {}
};
const S2 b; // expected-note 2 {{'b' defined here}}
const S2 ba[5];
class S3 {
int a;
public:
S3() : a(0) {}
};
const S3 ca[5];
class S4 {
int a;
S4();
public:
S4(int v) : a(v) {}
};
class S5 {
int a;
S5() : a(0) {}
public:
S5(int v) : a(v) {}
};
S3 h;
#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
template <class I, class C>
int foomain(I argc, C **argv) {
I e(4);
I g(5);
int i;
int &j = i;
#pragma omp target parallel for linear // expected-error {{expected '(' after 'linear'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear() // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(argc : 5)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(S1) // expected-error {{'S1' does not refer to a value}}
for (int k = 0; k < argc; ++k)
++k;
// expected-error@+2 {{linear variable with incomplete type 'S1'}}
// expected-error@+1 {{const-qualified variable cannot be linear}}
#pragma omp target parallel for linear(a, b : B::ib)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(argv[1]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(e, g)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(h) // expected-error {{threadprivate or thread local variable cannot be linear}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(i)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp parallel
{
int v = 0;
int i;
#pragma omp target parallel for linear(v : i)
for (int k = 0; k < argc; ++k) {
i = k;
v += i;
}
}
#pragma omp target parallel for linear(j)
for (int k = 0; k < argc; ++k)
++k;
int v = 0;
#pragma omp target parallel for linear(v : j)
for (int k = 0; k < argc; ++k) {
++k;
v += j;
}
#pragma omp target parallel for linear(i)
for (int k = 0; k < argc; ++k)
++k;
return 0;
}
namespace A {
double x;
#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
}
namespace C {
using A::x;
}
int main(int argc, char **argv) {
double darr[100];
// expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}}
test_template<-4>(darr, 4);
// expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}}
test_warn<0>();
S4 e(4); // expected-note {{'e' defined here}}
S5 g(5); // expected-note {{'g' defined here}}
int i;
int &j = i;
#pragma omp target parallel for linear // expected-error {{expected '(' after 'linear'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear() // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(argc)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(S1) // expected-error {{'S1' does not refer to a value}}
for (int k = 0; k < argc; ++k)
++k;
// expected-error@+2 {{linear variable with incomplete type 'S1'}}
// expected-error@+1 {{const-qualified variable cannot be linear}}
#pragma omp target parallel for linear(a, b)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(argv[1]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
// expected-error@+2 {{argument of a linear clause should be of integral or pointer type, not 'S4'}}
// expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S5'}}
#pragma omp target parallel for linear(e, g)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(h, C::x) // expected-error 2 {{threadprivate or thread local variable cannot be linear}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp parallel
{
int i;
#pragma omp target parallel for linear(i)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(i : 4)
for (int k = 0; k < argc; ++k) {
++k;
i += 4;
}
}
#pragma omp target parallel for linear(j)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for linear(i)
for (int k = 0; k < argc; ++k)
++k;
foomain<int, char>(argc, argv);
return 0;
}

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// RUN: %clang_cc1 -fsyntax-only -fopenmp -x c++ -std=c++11 -fexceptions -fcxx-exceptions -verify %s
class S {
int a;
S() : a(0) {}
public:
S(int v) : a(v) {}
S(const S &s) : a(s.a) {}
};
static int sii;
// expected-note@+1 {{defined as threadprivate or thread local}}
#pragma omp threadprivate(sii)
static int globalii;
int test_iteration_spaces() {
const int N = 100;
float a[N], b[N], c[N];
int ii, jj, kk;
float fii;
double dii;
#pragma omp target parallel for
for (int i = 0; i < 10; i += 1) {
c[i] = a[i] + b[i];
}
#pragma omp target parallel for
for (char i = 0; i < 10; i++) {
c[i] = a[i] + b[i];
}
#pragma omp target parallel for
for (char i = 0; i < 10; i += '\1') {
c[i] = a[i] + b[i];
}
#pragma omp target parallel for
for (long long i = 0; i < 10; i++) {
c[i] = a[i] + b[i];
}
// expected-error@+2 {{expression must have integral or unscoped enumeration type, not 'double'}}
#pragma omp target parallel for
for (long long i = 0; i < 10; i += 1.5) {
c[i] = a[i] + b[i];
}
#pragma omp target parallel for
for (long long i = 0; i < 'z'; i += 1u) {
c[i] = a[i] + b[i];
}
// expected-error@+2 {{variable must be of integer or random access iterator type}}
#pragma omp target parallel for
for (float fi = 0; fi < 10.0; fi++) {
c[(int)fi] = a[(int)fi] + b[(int)fi];
}
// expected-error@+2 {{variable must be of integer or random access iterator type}}
#pragma omp target parallel for
for (double fi = 0; fi < 10.0; fi++) {
c[(int)fi] = a[(int)fi] + b[(int)fi];
}
// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (int &ref = ii; ref < 10; ref++) {
}
// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (int i; i < 10; i++)
c[i] = a[i];
// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (int i = 0, j = 0; i < 10; ++i)
c[i] = a[i];
// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (; ii < 10; ++ii)
c[ii] = a[ii];
// expected-warning@+3 {{expression result unused}}
// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (ii + 1; ii < 10; ++ii)
c[ii] = a[ii];
// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (c[ii] = 0; ii < 10; ++ii)
c[ii] = a[ii];
// Ok to skip parenthesises.
#pragma omp target parallel for
for (((ii)) = 0; ii < 10; ++ii)
c[ii] = a[ii];
// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}}
#pragma omp target parallel for
for (int i = 0; i; i++)
c[i] = a[i];
// expected-error@+3 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}}
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'i'}}
#pragma omp target parallel for
for (int i = 0; jj < kk; ii++)
c[i] = a[i];
// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}}
#pragma omp target parallel for
for (int i = 0; !!i; i++)
c[i] = a[i];
// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}}
#pragma omp target parallel for
for (int i = 0; i != 1; i++)
c[i] = a[i];
// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}}
#pragma omp target parallel for
for (int i = 0;; i++)
c[i] = a[i];
// Ok.
#pragma omp target parallel for
for (int i = 11; i > 10; i--)
c[i] = a[i];
// Ok.
#pragma omp target parallel for
for (int i = 0; i < 10; ++i)
c[i] = a[i];
// Ok.
#pragma omp target parallel for
for (ii = 0; ii < 10; ++ii)
c[ii] = a[ii];
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}}
#pragma omp target parallel for
for (ii = 0; ii < 10; ++jj)
c[ii] = a[jj];
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}}
#pragma omp target parallel for
for (ii = 0; ii < 10; ++++ii)
c[ii] = a[ii];
// Ok but undefined behavior (in general, cannot check that incr
// is really loop-invariant).
#pragma omp target parallel for
for (ii = 0; ii < 10; ii = ii + ii)
c[ii] = a[ii];
// expected-error@+2 {{expression must have integral or unscoped enumeration type, not 'float'}}
#pragma omp target parallel for
for (ii = 0; ii < 10; ii = ii + 1.0f)
c[ii] = a[ii];
// Ok - step was converted to integer type.
#pragma omp target parallel for
for (ii = 0; ii < 10; ii = ii + (int)1.1f)
c[ii] = a[ii];
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}}
#pragma omp target parallel for
for (ii = 0; ii < 10; jj = ii + 2)
c[ii] = a[ii];
// expected-warning@+3 {{relational comparison result unused}}
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}}
#pragma omp target parallel for
for (ii = 0; ii<10; jj> kk + 2)
c[ii] = a[ii];
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}}
#pragma omp target parallel for
for (ii = 0; ii < 10;)
c[ii] = a[ii];
// expected-warning@+3 {{expression result unused}}
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}}
#pragma omp target parallel for
for (ii = 0; ii < 10; !ii)
c[ii] = a[ii];
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}}
#pragma omp target parallel for
for (ii = 0; ii < 10; ii ? ++ii : ++jj)
c[ii] = a[ii];
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}}
#pragma omp target parallel for
for (ii = 0; ii < 10; ii = ii < 10)
c[ii] = a[ii];
// expected-note@+3 {{loop step is expected to be positive due to this condition}}
// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (ii = 0; ii < 10; ii = ii + 0)
c[ii] = a[ii];
// expected-note@+3 {{loop step is expected to be positive due to this condition}}
// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (ii = 0; ii < 10; ii = ii + (int)(0.8 - 0.45))
c[ii] = a[ii];
// expected-note@+3 {{loop step is expected to be positive due to this condition}}
// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (ii = 0; (ii) < 10; ii -= 25)
c[ii] = a[ii];
// expected-note@+3 {{loop step is expected to be positive due to this condition}}
// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (ii = 0; (ii < 10); ii -= 0)
c[ii] = a[ii];
// expected-note@+3 {{loop step is expected to be negative due to this condition}}
// expected-error@+2 {{increment expression must cause 'ii' to decrease on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (ii = 0; ii > 10; (ii += 0))
c[ii] = a[ii];
// expected-note@+3 {{loop step is expected to be positive due to this condition}}
// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (ii = 0; ii < 10; (ii) = (1 - 1) + (ii))
c[ii] = a[ii];
// expected-note@+3 {{loop step is expected to be negative due to this condition}}
// expected-error@+2 {{increment expression must cause 'ii' to decrease on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for ((ii = 0); ii > 10; (ii -= 0))
c[ii] = a[ii];
// expected-note@+3 {{loop step is expected to be positive due to this condition}}
// expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (ii = 0; (ii < 10); (ii -= 0))
c[ii] = a[ii];
// expected-note@+2 {{defined as firstprivate}}
// expected-error@+2 {{loop iteration variable in the associated loop of 'omp target parallel for' directive may not be firstprivate, predetermined as private}}
#pragma omp target parallel for firstprivate(ii)
for (ii = 0; ii < 10; ii++)
c[ii] = a[ii];
// expected-note@+2 {{defined as linear}}
// expected-error@+2 {{loop iteration variable in the associated loop of 'omp target parallel for' directive may not be linear, predetermined as private}}
#pragma omp target parallel for linear(ii)
for (ii = 0; ii < 10; ii++)
c[ii] = a[ii];
#pragma omp target parallel for private(ii)
for (ii = 0; ii < 10; ii++)
c[ii] = a[ii];
#pragma omp target parallel for lastprivate(ii)
for (ii = 0; ii < 10; ii++)
c[ii] = a[ii];
{
// expected-error@+2 {{loop iteration variable in the associated loop of 'omp target parallel for' directive may not be threadprivate or thread local, predetermined as private}}
#pragma omp target parallel for
for (sii = 0; sii < 10; sii += 1)
c[sii] = a[sii];
}
{
#pragma omp target parallel for
for (globalii = 0; globalii < 10; globalii += 1)
c[globalii] = a[globalii];
}
{
#pragma omp target parallel for collapse(2)
for (ii = 0; ii < 10; ii += 1)
for (globalii = 0; globalii < 10; globalii += 1)
c[globalii] += a[globalii] + ii;
}
// expected-error@+2 {{statement after '#pragma omp target parallel for' must be a for loop}}
#pragma omp target parallel for
for (auto &item : a) {
item = item + 1;
}
// expected-note@+3 {{loop step is expected to be positive due to this condition}}
// expected-error@+2 {{increment expression must cause 'i' to increase on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (unsigned i = 9; i < 10; i--) {
c[i] = a[i] + b[i];
}
int(*lb)[4] = nullptr;
#pragma omp target parallel for
for (int(*p)[4] = lb; p < lb + 8; ++p) {
}
// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (int a{0}; a < 10; ++a) {
}
return 0;
}
// Iterators allowed in openmp for-loops.
namespace std {
struct random_access_iterator_tag {};
template <class Iter>
struct iterator_traits {
typedef typename Iter::difference_type difference_type;
typedef typename Iter::iterator_category iterator_category;
};
template <class Iter>
typename iterator_traits<Iter>::difference_type
distance(Iter first, Iter last) { return first - last; }
}
class Iter0 {
public:
Iter0() {}
Iter0(const Iter0 &) {}
Iter0 operator++() { return *this; }
Iter0 operator--() { return *this; }
bool operator<(Iter0 a) { return true; }
};
// expected-note@+2 {{candidate function not viable: no known conversion from 'GoodIter' to 'Iter0' for 1st argument}}
// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'Iter0' for 1st argument}}
int operator-(Iter0 a, Iter0 b) { return 0; }
class Iter1 {
public:
Iter1(float f = 0.0f, double d = 0.0) {}
Iter1(const Iter1 &) {}
Iter1 operator++() { return *this; }
Iter1 operator--() { return *this; }
bool operator<(Iter1 a) { return true; }
bool operator>=(Iter1 a) { return false; }
};
class GoodIter {
public:
GoodIter() {}
GoodIter(const GoodIter &) {}
GoodIter(int fst, int snd) {}
GoodIter &operator=(const GoodIter &that) { return *this; }
GoodIter &operator=(const Iter0 &that) { return *this; }
GoodIter &operator+=(int x) { return *this; }
GoodIter &operator-=(int x) { return *this; }
explicit GoodIter(void *) {}
GoodIter operator++() { return *this; }
GoodIter operator--() { return *this; }
bool operator!() { return true; }
bool operator<(GoodIter a) { return true; }
bool operator<=(GoodIter a) { return true; }
bool operator>=(GoodIter a) { return false; }
typedef int difference_type;
typedef std::random_access_iterator_tag iterator_category;
};
// expected-note@+2 {{candidate function not viable: no known conversion from 'Iter0' to 'GoodIter' for 2nd argument}}
// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'GoodIter' for 1st argument}}
int operator-(GoodIter a, GoodIter b) { return 0; }
// expected-note@+1 3 {{candidate function not viable: requires single argument 'a', but 2 arguments were provided}}
GoodIter operator-(GoodIter a) { return a; }
// expected-note@+2 {{candidate function not viable: no known conversion from 'Iter0' to 'int' for 2nd argument}}
// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'GoodIter' for 1st argument}}
GoodIter operator-(GoodIter a, int v) { return GoodIter(); }
// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter0' to 'GoodIter' for 1st argument}}
GoodIter operator+(GoodIter a, int v) { return GoodIter(); }
// expected-note@+2 {{candidate function not viable: no known conversion from 'GoodIter' to 'int' for 1st argument}}
// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'int' for 1st argument}}
GoodIter operator-(int v, GoodIter a) { return GoodIter(); }
// expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter0' to 'int' for 1st argument}}
GoodIter operator+(int v, GoodIter a) { return GoodIter(); }
int test_with_random_access_iterator() {
GoodIter begin, end;
Iter0 begin0, end0;
#pragma omp target parallel for
for (GoodIter I = begin; I < end; ++I)
++I;
// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (GoodIter &I = begin; I < end; ++I)
++I;
#pragma omp target parallel for
for (GoodIter I = begin; I >= end; --I)
++I;
// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (GoodIter I(begin); I < end; ++I)
++I;
// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (GoodIter I(nullptr); I < end; ++I)
++I;
// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (GoodIter I(0); I < end; ++I)
++I;
// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (GoodIter I(1, 2); I < end; ++I)
++I;
#pragma omp target parallel for
for (begin = GoodIter(0); begin < end; ++begin)
++begin;
// expected-error@+3 {{invalid operands to binary expression ('GoodIter' and 'Iter0')}}
// expected-error@+2 {{could not calculate number of iterations calling 'operator-' with upper and lower loop bounds}}
#pragma omp target parallel for
for (begin = begin0; begin < end; ++begin)
++begin;
// expected-error@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (++begin; begin < end; ++begin)
++begin;
#pragma omp target parallel for
for (begin = end; begin < end; ++begin)
++begin;
// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'I'}}
#pragma omp target parallel for
for (GoodIter I = begin; I - I; ++I)
++I;
// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'I'}}
#pragma omp target parallel for
for (GoodIter I = begin; begin < end; ++I)
++I;
// expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'I'}}
#pragma omp target parallel for
for (GoodIter I = begin; !I; ++I)
++I;
// expected-note@+3 {{loop step is expected to be negative due to this condition}}
// expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (GoodIter I = begin; I >= end; I = I + 1)
++I;
#pragma omp target parallel for
for (GoodIter I = begin; I >= end; I = I - 1)
++I;
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'I'}}
#pragma omp target parallel for
for (GoodIter I = begin; I >= end; I = -I)
++I;
// expected-note@+3 {{loop step is expected to be negative due to this condition}}
// expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (GoodIter I = begin; I >= end; I = 2 + I)
++I;
// expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'I'}}
#pragma omp target parallel for
for (GoodIter I = begin; I >= end; I = 2 - I)
++I;
// expected-error@+2 {{invalid operands to binary expression ('Iter0' and 'int')}}
#pragma omp target parallel for
for (Iter0 I = begin0; I < end0; ++I)
++I;
// Initializer is constructor without params.
// expected-error@+3 {{invalid operands to binary expression ('Iter0' and 'int')}}
// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (Iter0 I; I < end0; ++I)
++I;
Iter1 begin1, end1;
// expected-error@+3 {{invalid operands to binary expression ('Iter1' and 'Iter1')}}
// expected-error@+2 {{could not calculate number of iterations calling 'operator-' with upper and lower loop bounds}}
#pragma omp target parallel for
for (Iter1 I = begin1; I < end1; ++I)
++I;
// expected-note@+3 {{loop step is expected to be negative due to this condition}}
// expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (Iter1 I = begin1; I >= end1; ++I)
++I;
// expected-error@+5 {{invalid operands to binary expression ('Iter1' and 'float')}}
// expected-error@+4 {{could not calculate number of iterations calling 'operator-' with upper and lower loop bounds}}
// Initializer is constructor with all default params.
// expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}}
#pragma omp target parallel for
for (Iter1 I; I < end1; ++I) {
}
return 0;
}
template <typename IT, int ST>
class TC {
public:
int dotest_lt(IT begin, IT end) {
// expected-note@+3 {{loop step is expected to be positive due to this condition}}
// expected-error@+2 {{increment expression must cause 'I' to increase on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (IT I = begin; I < end; I = I + ST) {
++I;
}
// expected-note@+3 {{loop step is expected to be positive due to this condition}}
// expected-error@+2 {{increment expression must cause 'I' to increase on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (IT I = begin; I <= end; I += ST) {
++I;
}
#pragma omp target parallel for
for (IT I = begin; I < end; ++I) {
++I;
}
}
static IT step() {
return IT(ST);
}
};
template <typename IT, int ST = 0>
int dotest_gt(IT begin, IT end) {
// expected-note@+3 2 {{loop step is expected to be negative due to this condition}}
// expected-error@+2 2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (IT I = begin; I >= end; I = I + ST) {
++I;
}
// expected-note@+3 2 {{loop step is expected to be negative due to this condition}}
// expected-error@+2 2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (IT I = begin; I >= end; I += ST) {
++I;
}
// expected-note@+3 {{loop step is expected to be negative due to this condition}}
// expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}}
#pragma omp target parallel for
for (IT I = begin; I >= end; ++I) {
++I;
}
#pragma omp target parallel for
for (IT I = begin; I < end; I += TC<int, ST>::step()) {
++I;
}
}
void test_with_template() {
GoodIter begin, end;
TC<GoodIter, 100> t1;
TC<GoodIter, -100> t2;
t1.dotest_lt(begin, end);
t2.dotest_lt(begin, end); // expected-note {{in instantiation of member function 'TC<GoodIter, -100>::dotest_lt' requested here}}
dotest_gt(begin, end); // expected-note {{in instantiation of function template specialization 'dotest_gt<GoodIter, 0>' requested here}}
dotest_gt<unsigned, -10>(0, 100); // expected-note {{in instantiation of function template specialization 'dotest_gt<unsigned int, -10>' requested here}}
}
void test_loop_break() {
const int N = 100;
float a[N], b[N], c[N];
#pragma omp target parallel for
for (int i = 0; i < 10; i++) {
c[i] = a[i] + b[i];
for (int j = 0; j < 10; ++j) {
if (a[i] > b[j])
break; // OK in nested loop
}
switch (i) {
case 1:
b[i]++;
break;
default:
break;
}
if (c[i] > 10)
break; // expected-error {{'break' statement cannot be used in OpenMP for loop}}
if (c[i] > 11)
break; // expected-error {{'break' statement cannot be used in OpenMP for loop}}
}
#pragma omp target parallel for
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 10; j++) {
c[i] = a[i] + b[i];
if (c[i] > 10) {
if (c[i] < 20) {
break; // OK
}
}
}
}
}
void test_loop_eh() {
const int N = 100;
float a[N], b[N], c[N];
#pragma omp target parallel for
for (int i = 0; i < 10; i++) {
c[i] = a[i] + b[i];
try {
for (int j = 0; j < 10; ++j) {
if (a[i] > b[j])
throw a[i];
}
throw a[i];
} catch (float f) {
if (f > 0.1)
throw a[i];
return; // expected-error {{cannot return from OpenMP region}}
}
switch (i) {
case 1:
b[i]++;
break;
default:
break;
}
for (int j = 0; j < 10; j++) {
if (c[i] > 10)
throw c[i];
}
}
if (c[9] > 10)
throw c[9]; // OK
#pragma omp target parallel for
for (int i = 0; i < 10; ++i) {
struct S {
void g() { throw 0; }
};
}
}
void test_loop_firstprivate_lastprivate() {
S s(4);
#pragma omp target parallel for lastprivate(s) firstprivate(s)
for (int i = 0; i < 16; ++i)
;
}

273
test/OpenMP/target_parallel_for_map_messages.cpp Normal file
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// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note 2 {{declared here}}
extern S1 a;
class S2 {
mutable int a;
public:
S2():a(0) { }
S2(S2 &s2):a(s2.a) { }
static float S2s; // expected-note 4 {{mappable type cannot contain static members}}
static const float S2sc; // expected-note 4 {{mappable type cannot contain static members}}
};
const float S2::S2sc = 0;
const S2 b;
const S2 ba[5];
class S3 {
int a;
public:
S3():a(0) { }
S3(S3 &s3):a(s3.a) { }
};
const S3 c;
const S3 ca[5];
extern const int f;
class S4 {
int a;
S4();
S4(const S4 &s4);
public:
S4(int v):a(v) { }
};
class S5 {
int a;
S5():a(0) {}
S5(const S5 &s5):a(s5.a) { }
public:
S5(int v):a(v) { }
};
S3 h;
#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
typedef int from;
template <typename T, int I> // expected-note {{declared here}}
T tmain(T argc) {
const T d = 5;
const T da[5] = { 0 };
S4 e(4);
S5 g(5);
T i, t[20];
T &j = i;
T *k = &j;
T x;
T y;
T to, tofrom, always;
const T (&l)[5] = da;
#pragma omp target parallel for map // expected-error {{expected '(' after 'map'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map() // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(alloc) // expected-error {{use of undeclared identifier 'alloc'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected ',' or ')' in 'map' clause}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to:) // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(from: argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(x: y) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(tofrom: t[:I])
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(T: a) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}} expected-error {{incomplete type 'S1' where a complete type is required}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(T) // expected-error {{'T' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(I) // expected-error 2 {{expected expression containing only member accesses and/or array sections based on named variables}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(S2::S2s)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(S2::S2sc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to: x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to: to)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to, x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to x) // expected-error {{expected ',' or ')' in 'map' clause}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(tofrom: argc > 0 ? x : y) // expected-error 2 {{expected expression containing only member accesses and/or array sections based on named variables}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(argc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(S1) // expected-error {{'S1' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(a, b, c, d, f) // expected-error {{incomplete type 'S1' where a complete type is required}} expected-error 2 {{type 'S2' is not mappable to target}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(ba) // expected-error 2 {{type 'S2' is not mappable to target}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(ca)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(da)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(S2::S2s)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(S2::S2sc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(e, g)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(h) // expected-error {{threadprivate variables are not allowed in map clause}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(k), map(k) // expected-error 2 {{variable already marked as mapped in current construct}} expected-note 2 {{used here}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(k), map(k[:5]) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}} expected-note 2 {{used here}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(da)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(da[:4])
for (i = 0; i < argc; ++i) foo();
#pragma omp target data map(k, j, l) // expected-note 2 {{used here}}
#pragma omp target parallel for map(k[:4]) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(j)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(l) map(l[:5]) // expected-error 2 {{variable already marked as mapped in current construct}} expected-note 2 {{used here}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target data map(k[:4], j, l[:5]) // expected-note 4 {{used here}}
{
#pragma omp target parallel for map(k) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(j)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(l) // expected-error 2 {{original storage of expression in data environment is shared but data environment do not fully contain mapped expression storage}}
for (i = 0; i < argc; ++i) foo();
}
#pragma omp target parallel for map(always, tofrom: x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(always: x) // expected-error {{missing map type}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(tofrom, always: x) // expected-error {{incorrect map type modifier, expected 'always'}} expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(always, tofrom: always, tofrom, x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(tofrom j) // expected-error {{expected ',' or ')' in 'map' clause}}
for (i = 0; i < argc; ++i) foo();
return 0;
}
int main(int argc, char **argv) {
const int d = 5;
const int da[5] = { 0 };
S4 e(4);
S5 g(5);
int i;
int &j = i;
int *k = &j;
int x;
int y;
int to, tofrom, always;
const int (&l)[5] = da;
#pragma omp target parallel for map // expected-error {{expected '(' after 'map'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map() // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(alloc) // expected-error {{use of undeclared identifier 'alloc'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected ',' or ')' in 'map' clause}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to:) // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(from: argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(x: y) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to: x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to: to)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to, x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(to x) // expected-error {{expected ',' or ')' in 'map' clause}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(tofrom: argc > 0 ? argv[1] : argv[2]) // expected-error {{expected expression containing only member accesses and/or array sections based on named variables}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(argc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(S1) // expected-error {{'S1' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(a, b, c, d, f) // expected-error {{incomplete type 'S1' where a complete type is required}} expected-error 2 {{type 'S2' is not mappable to target}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(argv[1])
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(ba) // expected-error 2 {{type 'S2' is not mappable to target}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(ca)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(da)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(S2::S2s)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(S2::S2sc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(e, g)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(h) // expected-error {{threadprivate variables are not allowed in map clause}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(k), map(k) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(k), map(k[:5]) // expected-error {{pointer cannot be mapped along with a section derived from itself}} expected-note {{used here}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(da)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(da[:4])
for (i = 0; i < argc; ++i) foo();
#pragma omp target data map(k, j, l) // expected-note {{used here}}
#pragma omp target parallel for map(k[:4]) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(j)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(l) map(l[:5]) // expected-error 1 {{variable already marked as mapped in current construct}} expected-note 1 {{used here}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target data map(k[:4], j, l[:5]) // expected-note 2 {{used here}}
{
#pragma omp target parallel for map(k) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(j)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(l) // expected-error {{original storage of expression in data environment is shared but data environment do not fully contain mapped expression storage}}
for (i = 0; i < argc; ++i) foo();
}
#pragma omp target parallel for map(always, tofrom: x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(always: x) // expected-error {{missing map type}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(tofrom, always: x) // expected-error {{incorrect map type modifier, expected 'always'}} expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(always, tofrom: always, tofrom, x)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for map(tofrom j) // expected-error {{expected ',' or ')' in 'map' clause}}
for (i = 0; i < argc; ++i) foo();
return tmain<int, 3>(argc)+tmain<from, 4>(argc); // expected-note {{in instantiation of function template specialization 'tmain<int, 3>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<int, 4>' requested here}}
}

92
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// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++11 -o - %s
void foo() {
}
static int pvt;
#pragma omp threadprivate(pvt)
#pragma omp target parallel for // expected-error {{unexpected OpenMP directive '#pragma omp target parallel for'}}
int main(int argc, char **argv) {
#pragma omp target parallel for { // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for ( // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for[ // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for] // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for } // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for
for (int i = 0; i < argc; ++i)
foo();
// expected-warning@+1 {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
#pragma omp target parallel for unknown()
for (int i = 0; i < argc; ++i)
foo();
L1:
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for
for (int i = 0; i < argc; ++i) {
goto L1; // expected-error {{use of undeclared label 'L1'}}
argc++;
}
for (int i = 0; i < 10; ++i) {
switch (argc) {
case (0):
#pragma omp target parallel for
for (int i = 0; i < argc; ++i) {
foo();
break; // expected-error {{'break' statement cannot be used in OpenMP for loop}}
continue;
}
default:
break;
}
}
#pragma omp target parallel for default(none)
for (int i = 0; i < 10; ++i)
++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
goto L2; // expected-error {{use of undeclared label 'L2'}}
#pragma omp target parallel for
for (int i = 0; i < argc; ++i)
L2:
foo();
#pragma omp target parallel for
for (int i = 0; i < argc; ++i) {
return 1; // expected-error {{cannot return from OpenMP region}}
}
[[]] // expected-error {{an attribute list cannot appear here}}
#pragma omp target parallel for
for (int n = 0; n < 100; ++n) {
}
#pragma omp target parallel for copyin(pvt) // expected-error {{unexpected OpenMP clause 'copyin' in directive '#pragma omp target parallel for'}}
for (int n = 0; n < 100; ++n) {}
return 0;
}
void test_ordered() {
#pragma omp target parallel for ordered ordered // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'ordered' clause}}
for (int i = 0; i < 16; ++i)
;
}

314
test/OpenMP/target_parallel_for_misc_messages.c Normal file
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// RUN: %clang_cc1 -fsyntax-only -fopenmp -verify %s
// expected-error@+1 {{unexpected OpenMP directive '#pragma omp target parallel for'}}
#pragma omp target parallel for
// expected-error@+1 {{unexpected OpenMP directive '#pragma omp target parallel for'}}
#pragma omp target parallel for foo
void test_no_clause() {
int i;
#pragma omp target parallel for
for (i = 0; i < 16; ++i)
;
// expected-error@+2 {{statement after '#pragma omp target parallel for' must be a for loop}}
#pragma omp target parallel for
++i;
}
void test_branch_protected_scope() {
int i = 0;
L1:
++i;
int x[24];
#pragma omp target parallel for
for (i = 0; i < 16; ++i) {
if (i == 5)
goto L1; // expected-error {{use of undeclared label 'L1'}}
else if (i == 6)
return; // expected-error {{cannot return from OpenMP region}}
else if (i == 7)
goto L2;
else if (i == 8) {
L2:
x[i]++;
}
}
if (x[0] == 0)
goto L2; // expected-error {{use of undeclared label 'L2'}}
else if (x[1] == 1)
goto L1;
}
void test_invalid_clause() {
int i;
// expected-warning@+1 {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
#pragma omp target parallel for foo bar
for (i = 0; i < 16; ++i)
;
}
void test_non_identifiers() {
int i, x;
// expected-warning@+1 {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
#pragma omp target parallel for;
for (i = 0; i < 16; ++i)
;
// expected-warning@+1 {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
#pragma omp target parallel for private(x);
for (i = 0; i < 16; ++i)
;
// expected-warning@+1 {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
#pragma omp target parallel for, private(x);
for (i = 0; i < 16; ++i)
;
}
extern int foo();
void test_collapse() {
int i;
// expected-error@+1 {{expected '('}}
#pragma omp target parallel for collapse
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
#pragma omp target parallel for collapse(
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected expression}}
#pragma omp target parallel for collapse()
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
#pragma omp target parallel for collapse(,
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
#pragma omp target parallel for collapse(, )
for (i = 0; i < 16; ++i)
;
// expected-warning@+2 {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
// expected-error@+1 {{expected '('}}
#pragma omp target parallel for collapse 4)
for (i = 0; i < 16; ++i)
;
// expected-error@+2 {{expected ')'}}
// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
#pragma omp target parallel for collapse(4
for (i = 0; i < 16; ++i)
; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
// expected-error@+2 {{expected ')'}}
// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
#pragma omp target parallel for collapse(4,
for (i = 0; i < 16; ++i)
; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
// expected-error@+2 {{expected ')'}}
// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
#pragma omp target parallel for collapse(4, )
for (i = 0; i < 16; ++i)
; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
// expected-note@+1 {{as specified in 'collapse' clause}}
#pragma omp target parallel for collapse(4)
for (i = 0; i < 16; ++i)
; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
// expected-error@+2 {{expected ')'}}
// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
#pragma omp target parallel for collapse(4 4)
for (i = 0; i < 16; ++i)
; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
// expected-error@+2 {{expected ')'}}
// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
#pragma omp target parallel for collapse(4, , 4)
for (i = 0; i < 16; ++i)
; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
#pragma omp target parallel for collapse(4)
for (int i1 = 0; i1 < 16; ++i1)
for (int i2 = 0; i2 < 16; ++i2)
for (int i3 = 0; i3 < 16; ++i3)
for (int i4 = 0; i4 < 16; ++i4)
foo();
// expected-error@+2 {{expected ')'}}
// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
#pragma omp target parallel for collapse(4, 8)
for (i = 0; i < 16; ++i)
; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
// expected-error@+1 {{expression is not an integer constant expression}}
#pragma omp target parallel for collapse(2.5)
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expression is not an integer constant expression}}
#pragma omp target parallel for collapse(foo())
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
#pragma omp target parallel for collapse(-5)
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
#pragma omp target parallel for collapse(0)
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
#pragma omp target parallel for collapse(5 - 5)
for (i = 0; i < 16; ++i)
;
// expected-note@+1 {{defined as firstprivate}}
#pragma omp target parallel for collapse(2) firstprivate(i)
for (i = 0; i < 16; ++i)
// expected-note@+1 {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp for' directive into a parallel or another task region?}}
for (int j = 0; j < 16; ++j)
// expected-error@+2 2 {{reduction variable must be shared}}
// expected-error@+1 {{region cannot be closely nested inside 'target parallel for' region; perhaps you forget to enclose 'omp for' directive into a parallel region?}}
#pragma omp for reduction(+ : i, j)
for (int k = 0; k < 16; ++k)
i += j;
}
void test_private() {
int i;
// expected-error@+2 {{expected expression}}
// expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
#pragma omp target parallel for private(
for (i = 0; i < 16; ++i)
;
// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
// expected-error@+1 2 {{expected expression}}
#pragma omp target parallel for private(,
for (i = 0; i < 16; ++i)
;
// expected-error@+1 2 {{expected expression}}
#pragma omp target parallel for private(, )
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected expression}}
#pragma omp target parallel for private()
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected expression}}
#pragma omp target parallel for private(int)
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected variable name}}
#pragma omp target parallel for private(0)
for (i = 0; i < 16; ++i)
;
int x, y, z;
#pragma omp target parallel for private(x)
for (i = 0; i < 16; ++i)
;
#pragma omp target parallel for private(x, y)
for (i = 0; i < 16; ++i)
;
#pragma omp target parallel for private(x, y, z)
for (i = 0; i < 16; ++i) {
x = y * i + z;
}
}
void test_lastprivate() {
int i;
// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
// expected-error@+1 {{expected expression}}
#pragma omp target parallel for lastprivate(
for (i = 0; i < 16; ++i)
;
// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
// expected-error@+1 2 {{expected expression}}
#pragma omp target parallel for lastprivate(,
for (i = 0; i < 16; ++i)
;
// expected-error@+1 2 {{expected expression}}
#pragma omp target parallel for lastprivate(, )
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected expression}}
#pragma omp target parallel for lastprivate()
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected expression}}
#pragma omp target parallel for lastprivate(int)
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected variable name}}
#pragma omp target parallel for lastprivate(0)
for (i = 0; i < 16; ++i)
;
int x, y, z;
#pragma omp target parallel for lastprivate(x)
for (i = 0; i < 16; ++i)
;
#pragma omp target parallel for lastprivate(x, y)
for (i = 0; i < 16; ++i)
;
#pragma omp target parallel for lastprivate(x, y, z)
for (i = 0; i < 16; ++i)
;
}
void test_firstprivate() {
int i;
// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
// expected-error@+1 {{expected expression}}
#pragma omp target parallel for firstprivate(
for (i = 0; i < 16; ++i)
;
// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
// expected-error@+1 2 {{expected expression}}
#pragma omp target parallel for firstprivate(,
for (i = 0; i < 16; ++i)
;
// expected-error@+1 2 {{expected expression}}
#pragma omp target parallel for firstprivate(, )
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected expression}}
#pragma omp target parallel for firstprivate()
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected expression}}
#pragma omp target parallel for firstprivate(int)
for (i = 0; i < 16; ++i)
;
// expected-error@+1 {{expected variable name}}
#pragma omp target parallel for firstprivate(0)
for (i = 0; i < 16; ++i)
;
int x, y, z;
#pragma omp target parallel for lastprivate(x) firstprivate(x)
for (i = 0; i < 16; ++i)
;
#pragma omp target parallel for lastprivate(x, y) firstprivate(x, y)
for (i = 0; i < 16; ++i)
;
#pragma omp target parallel for lastprivate(x, y, z) firstprivate(x, y, z)
for (i = 0; i < 16; ++i)
;
}
void test_loop_messages() {
float a[100], b[100], c[100];
// expected-error@+2 {{variable must be of integer or pointer type}}
#pragma omp target parallel for
for (float fi = 0; fi < 10.0; fi++) {
c[(int)fi] = a[(int)fi] + b[(int)fi];
}
// expected-error@+2 {{variable must be of integer or pointer type}}
#pragma omp target parallel for
for (double fi = 0; fi < 10.0; fi++) {
c[(int)fi] = a[(int)fi] + b[(int)fi];
}
}

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// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp -ferror-limit 100 -o - %s
void foo() {
}
int main(int argc, char **argv) {
int i;
#pragma omp target parallel for nowait( // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for nowait device (-10u)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
return 0;
}

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// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note {{declared here}}
template <class T, typename S, int N> // expected-note {{declared here}}
T tmain(T argc, S **argv) {
T i;
#pragma omp target parallel for num_threads // expected-error {{expected '(' after 'num_threads'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads () // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads ((argc > 0) ? argv[1] : argv[2]) // expected-error 2 {{expression must have integral or unscoped enumeration type, not 'char *'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (foobool(argc)), num_threads (true), num_threads (-5) // expected-error 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'num_threads' clause}} expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (S) // expected-error {{'S' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error 2 {{expression must have integral or unscoped enumeration type, not 'char *'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (argc)
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (N) // expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}
for (i = 0; i < argc; ++i) foo();
return argc;
}
int main(int argc, char **argv) {
int i;
#pragma omp target parallel for num_threads // expected-error {{expected '(' after 'num_threads'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads () // expected-error {{expected expression}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (argc > 0 ? argv[1] : argv[2]) // expected-error {{integral }}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (foobool(argc)), num_threads (true), num_threads (-5) // expected-error 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'num_threads' clause}} expected-error {{argument to 'num_threads' clause must be a strictly positive integer value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (S1) // expected-error {{'S1' does not refer to a value}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expression must have integral or unscoped enumeration type, not 'char *'}}
for (i = 0; i < argc; ++i) foo();
#pragma omp target parallel for num_threads (num_threads(tmain<int, char, -1>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}} expected-note {{in instantiation of function template specialization 'tmain<int, char, -1>' requested here}}
for (i = 0; i < argc; ++i) foo();
return tmain<int, char, 3>(argc, argv); // expected-note {{in instantiation of function template specialization 'tmain<int, char, 3>' requested here}}
}

104
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// RUN: %clang_cc1 -verify -fopenmp %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note {{declared here}}
template <class T, typename S, int N, int ST> // expected-note {{declared here}}
T tmain(T argc, S **argv) { //expected-note 2 {{declared here}}
#pragma omp target parallel for ordered
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
#pragma omp target parallel for ordered( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
#pragma omp target parallel for ordered() // expected-error {{expected expression}}
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
// expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
// expected-error@+2 2 {{expression is not an integral constant expression}}
// expected-note@+1 2 {{read of non-const variable 'argc' is not allowed in a constant expression}}
#pragma omp target parallel for ordered(argc
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
// expected-error@+1 2 {{argument to 'ordered' clause must be a strictly positive integer value}}
#pragma omp target parallel for ordered(ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
#pragma omp target parallel for ordered(1)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
#pragma omp target parallel for ordered((ST > 0) ? 1 + ST : 2) // expected-note 2 {{as specified in 'ordered' clause}}
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST]; // expected-error 2 {{expected 2 for loops after '#pragma omp target parallel for', but found only 1}}
// expected-error@+3 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'ordered' clause}}
// expected-error@+2 2 {{argument to 'ordered' clause must be a strictly positive integer value}}
// expected-error@+1 2 {{expression is not an integral constant expression}}
#pragma omp target parallel for ordered(foobool(argc)), ordered(true), ordered(-5)
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
#pragma omp target parallel for ordered(S) // expected-error {{'S' does not refer to a value}}
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
// expected-error@+1 2 {{expression is not an integral constant expression}}
#pragma omp target parallel for ordered(argv[1] = 2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
#pragma omp target parallel for ordered(1)
for (int i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
#pragma omp target parallel for ordered(N) // expected-error {{argument to 'ordered' clause must be a strictly positive integer value}}
for (T i = ST; i < N; i++)
argv[0][i] = argv[0][i] - argv[0][i - ST];
#pragma omp target parallel for ordered(2) // expected-note {{as specified in 'ordered' clause}}
foo(); // expected-error {{expected 2 for loops after '#pragma omp target parallel for'}}
return argc;
}
int main(int argc, char **argv) {
#pragma omp target parallel for ordered
for (int i = 4; i < 12; i++)
argv[0][i] = argv[0][i] - argv[0][i - 4];
#pragma omp target parallel for ordered( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++)
argv[0][i] = argv[0][i] - argv[0][i - 4];
#pragma omp target parallel for ordered() // expected-error {{expected expression}}
for (int i = 4; i < 12; i++)
argv[0][i] = argv[0][i] - argv[0][i - 4];
#pragma omp target parallel for ordered(4 // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-note {{as specified in 'ordered' clause}}
for (int i = 4; i < 12; i++)
argv[0][i] = argv[0][i] - argv[0][i - 4]; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
#pragma omp target parallel for ordered(2 + 2)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}} expected-note {{as specified in 'ordered' clause}}
for (int i = 4; i < 12; i++)
argv[0][i] = argv[0][i] - argv[0][i - 4]; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
#pragma omp target parallel for ordered(foobool(1) > 0 ? 1 : 2) // expected-error {{expression is not an integral constant expression}}
for (int i = 4; i < 12; i++)
argv[0][i] = argv[0][i] - argv[0][i - 4];
// expected-error@+3 {{expression is not an integral constant expression}}
// expected-error@+2 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'ordered' clause}}
// expected-error@+1 2 {{argument to 'ordered' clause must be a strictly positive integer value}}
#pragma omp target parallel for ordered(foobool(argc)), ordered(true), ordered(-5)
for (int i = 4; i < 12; i++)
argv[0][i] = argv[0][i] - argv[0][i - 4];
#pragma omp target parallel for ordered(S1) // expected-error {{'S1' does not refer to a value}}
for (int i = 4; i < 12; i++)
argv[0][i] = argv[0][i] - argv[0][i - 4];
// expected-error@+1 {{expression is not an integral constant expression}}
#pragma omp target parallel for ordered(argv[1] = 2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++)
argv[0][i] = argv[0][i] - argv[0][i - 4];
// expected-error@+3 {{statement after '#pragma omp target parallel for' must be a for loop}}
// expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
#pragma omp target parallel for ordered(ordered(tmain < int, char, -1, -2 > (argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
foo();
#pragma omp target parallel for ordered(2) // expected-note {{as specified in 'ordered' clause}}
foo(); // expected-error {{expected 2 for loops after '#pragma omp target parallel for'}}
// expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 1, 0>' requested here}}
return tmain<int, char, 1, 0>(argc, argv);
}

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// RUN: %clang_cc1 -verify -fopenmp %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
extern S1 a;
class S2 {
mutable int a;
public:
S2() : a(0) {}
};
const S2 b;
const S2 ba[5];
class S3 {
int a;
public:
S3() : a(0) {}
};
const S3 ca[5];
class S4 {
int a;
S4(); // expected-note {{implicitly declared private here}}
public:
S4(int v) : a(v) {
#pragma omp target parallel for private(a) private(this->a)
for (int k = 0; k < v; ++k)
++this->a;
}
};
class S5 {
int a;
S5() : a(0) {} // expected-note {{implicitly declared private here}}
public:
S5(int v) : a(v) {}
S5 &operator=(S5 &s) {
#pragma omp target parallel for private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
for (int k = 0; k < s.a; ++k)
++s.a;
return *this;
}
};
template <typename T>
class S6 {
public:
T a;
S6() : a(0) {}
S6(T v) : a(v) {
#pragma omp target parallel for private(a) private(this->a)
for (int k = 0; k < v; ++k)
++this->a;
}
S6 &operator=(S6 &s) {
#pragma omp target parallel for private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
for (int k = 0; k < s.a; ++k)
++s.a;
return *this;
}
};
template <typename T>
class S7 : public T {
T a;
S7() : a(0) {}
public:
S7(T v) : a(v) {
#pragma omp target parallel for private(a) private(this->a) private(T::a)
for (int k = 0; k < a.a; ++k)
++this->a.a;
}
S7 &operator=(S7 &s) {
#pragma omp target parallel for private(a) private(this->a) private(s.a) private(s.T::a) // expected-error 2 {{expected variable name or data member of current class}}
for (int k = 0; k < s.a.a; ++k)
++s.a.a;
return *this;
}
};
S3 h;
#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
template <class I, class C>
int foomain(I argc, C **argv) {
I e(4);
I g(5);
int i;
int &j = i;
#pragma omp target parallel for private // expected-error {{expected '(' after 'private'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private() // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(argc)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(S1) // expected-error {{'S1' does not refer to a value}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(argv[1]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(e, g)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp parallel
{
int v = 0;
int i;
#pragma omp target parallel for private(i)
for (int k = 0; k < argc; ++k) {
i = k;
v += i;
}
}
#pragma omp parallel shared(i)
#pragma omp parallel private(i)
#pragma omp target parallel for private(j)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(i)
for (int k = 0; k < argc; ++k)
++k;
return 0;
}
namespace A {
double x;
#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
}
namespace B {
using A::x;
}
int main(int argc, char **argv) {
S4 e(4);
S5 g(5);
S6<float> s6(0.0) , s6_0(1.0);
S7<S6<float> > s7(0.0) , s7_0(1.0);
int i;
int &j = i;
#pragma omp target parallel for private // expected-error {{expected '(' after 'private'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private() // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(argc)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(S1) // expected-error {{'S1' does not refer to a value}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(argv[1]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be private}}
for (int k = 0; k < argc; ++k)
++k;
#pragma omp parallel
{
int i;
#pragma omp target parallel for private(i)
for (int k = 0; k < argc; ++k)
++k;
}
#pragma omp parallel shared(i)
#pragma omp parallel private(i)
#pragma omp target parallel for private(j)
for (int k = 0; k < argc; ++k)
++k;
#pragma omp target parallel for private(i)
for (int k = 0; k < argc; ++k)
++k;
static int m;
#pragma omp target parallel for private(m)
for (int k = 0; k < argc; ++k)
m = k + 2;
s6 = s6_0; // expected-note {{in instantiation of member function 'S6<float>::operator=' requested here}}
s7 = s7_0; // expected-note {{in instantiation of member function 'S7<S6<float> >::operator=' requested here}}
return foomain(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
}

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// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -o - %s
void foo();
int main(int argc, char **argv) {
int i;
#pragma omp target parallel for proc_bind // expected-error {{expected '(' after 'proc_bind'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for proc_bind( // expected-error {{expected 'master', 'close' or 'spread' in OpenMP clause 'proc_bind'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for proc_bind() // expected-error {{expected 'master', 'close' or 'spread' in OpenMP clause 'proc_bind'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for proc_bind(master // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for proc_bind(close), proc_bind(spread) // expected-error {{directive '#pragma omp target parallel for' cannot contain more than one 'proc_bind' clause}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for proc_bind(x) // expected-error {{expected 'master', 'close' or 'spread' in OpenMP clause 'proc_bind'}}
for (i = 0; i < argc; ++i)
foo();
#pragma omp target parallel for proc_bind(master)
for (i = 0; i < argc; ++i)
foo();
#pragma omp parallel proc_bind(close)
#pragma omp target parallel for proc_bind(spread)
for (i = 0; i < argc; ++i)
foo();
return 0;
}

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// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -o - %s
// RUN: %clang_cc1 -verify -fopenmp -std=c++98 -ferror-limit 100 -o - %s
// RUN: %clang_cc1 -verify -fopenmp -std=c++11 -ferror-limit 100 -o - %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
extern S1 a;
class S2 {
mutable int a;
S2 &operator+(const S2 &arg) { return (*this); } // expected-note 4 {{implicitly declared private here}}
public:
S2() : a(0) {}
S2(S2 &s2) : a(s2.a) {}
static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
static const float S2sc;
};
const float S2::S2sc = 0; // expected-note 2 {{'S2sc' defined here}}
S2 b; // expected-note 2 {{'b' defined here}}
const S2 ba[5]; // expected-note 2 {{'ba' defined here}}
class S3 {
int a;
public:
int b;
S3() : a(0) {}
S3(const S3 &s3) : a(s3.a) {}
S3 operator+(const S3 &arg1) { return arg1; }
};
int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
S3 c; // expected-note 2 {{'c' defined here}}
const S3 ca[5]; // expected-note 2 {{'ca' defined here}}
extern const int f; // expected-note 4 {{'f' declared here}}
class S4 {
int a;
S4(); // expected-note {{implicitly declared private here}}
S4(const S4 &s4);
S4 &operator+(const S4 &arg) { return (*this); }
public:
S4(int v) : a(v) {}
};
S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
class S5 {
int a;
S5() : a(0) {} // expected-note {{implicitly declared private here}}
S5(const S5 &s5) : a(s5.a) {}
S5 &operator+(const S5 &arg);
public:
S5(int v) : a(v) {}
};
class S6 { // expected-note 2 {{candidate function (the implicit copy assignment operator) not viable: no known conversion from 'int' to 'const S6' for 1st argument}}
#if __cplusplus >= 201103L // C++11 or later
// expected-note@-2 2 {{candidate function (the implicit move assignment operator) not viable}}
#endif
int a;
public:
S6() : a(6) {}
operator int() { return 6; }
} o;
S3 h, k;
#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
template <class T> // expected-note {{declared here}}
T tmain(T argc) {
const T d = T(); // expected-note 4 {{'d' defined here}}
const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
T qa[5] = {T()};
T i;
T &j = i; // expected-note 4 {{'j' defined here}}
S3 &p = k; // expected-note 2 {{'p' defined here}}
const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}}
T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}}
T fl;
#pragma omp target parallel for reduction // expected-error {{expected '(' after 'reduction'}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(&& : argc)
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(^ : T) // expected-error {{'T' does not refer to a value}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 3 {{const-qualified list item cannot be reduction}} expected-error 3 {{'operator+' is a private member of 'S2'}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 3 {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}} expected-error {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : o) // expected-error {{no viable overloaded '='}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp parallel private(k)
#pragma omp target parallel for reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : p), reduction(+ : p) // expected-error 3 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 3 {{previously referenced here}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp parallel shared(i)
#pragma omp parallel reduction(min : i)
#pragma omp target parallel for reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp parallel private(fl)
#pragma omp target parallel for reduction(+ : fl)
for (int i = 0; i < 10; ++i)
foo();
#pragma omp parallel reduction(* : fl)
#pragma omp target parallel for reduction(+ : fl)
for (int i = 0; i < 10; ++i)
foo();
return T();
}
namespace A {
double x;
#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
}
namespace B {
using A::x;
}
int main(int argc, char **argv) {
const int d = 5; // expected-note 2 {{'d' defined here}}
const int da[5] = {0}; // expected-note {{'da' defined here}}
int qa[5] = {0};
S4 e(4);
S5 g(5);
int i;
int &j = i; // expected-note 2 {{'j' defined here}}
S3 &p = k; // expected-note 2 {{'p' defined here}}
const int &r = da[i]; // expected-note {{'r' defined here}}
int &q = qa[i]; // expected-note {{'q' defined here}}
float fl;
#pragma omp target parallel for reduction // expected-error {{expected '(' after 'reduction'}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(~ : argc) // expected-error {{expected unqualified-id}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(&& : argc)
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{const-qualified list item cannot be reduction}} expected-error {{'operator+' is a private member of 'S2'}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 2 {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{invalid operands to binary expression ('S4' and 'S4')}} expected-error {{calling a private constructor of class 'S5'}} expected-error {{invalid operands to binary expression ('S5' and 'S5')}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : o) // expected-error {{no viable overloaded '='}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp parallel private(k)
#pragma omp target parallel for reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp target parallel for reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp parallel shared(i)
#pragma omp parallel reduction(min : i)
#pragma omp target parallel for reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
for (int i = 0; i < 10; ++i)
foo();
#pragma omp parallel private(fl)
#pragma omp target parallel for reduction(+ : fl)
for (int i = 0; i < 10; ++i)
foo();
#pragma omp parallel reduction(* : fl)
#pragma omp target parallel for reduction(+ : fl)
for (int i = 0; i < 10; ++i)
foo();
static int m;
#pragma omp target parallel for reduction(+ : m) // OK
for (int i = 0; i < 10; ++i)
m++;
return tmain(argc) + tmain(fl); // expected-note {{in instantiation of function template specialization 'tmain<int>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<float>' requested here}}
}

91
test/OpenMP/target_parallel_for_schedule_messages.cpp Normal file
View File

@ -0,0 +1,91 @@
// RUN: %clang_cc1 -verify -fopenmp %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note {{declared here}}
template <class T, typename S, int N, int ST> // expected-note {{declared here}}
T tmain(T argc, S **argv) {
#pragma omp target parallel for schedule // expected-error {{expected '(' after 'schedule'}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule ( // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule () // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule (auto // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule (auto_dynamic // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule (auto, // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule (runtime, 3) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
// expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
#pragma omp target parallel for schedule (guided argc
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
// expected-error@+1 2 {{argument to 'schedule' clause must be a strictly positive integer value}}
#pragma omp target parallel for schedule (static, ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule (dynamic, 1)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule (guided, (ST > 0) ? 1 + ST : 2)
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
// expected-error@+2 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'schedule' clause}}
// expected-error@+1 {{argument to 'schedule' clause must be a strictly positive integer value}}
#pragma omp target parallel for schedule (static, foobool(argc)), schedule (dynamic, true), schedule (guided, -5)
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule (static, S) // expected-error {{'S' does not refer to a value}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
// expected-error@+1 2 {{expression must have integral or unscoped enumeration type, not 'char *'}}
#pragma omp target parallel for schedule (guided, argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule (dynamic, 1)
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp target parallel for schedule (static, N) // expected-error {{argument to 'schedule' clause must be a strictly positive integer value}}
for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
return argc;
}
int main(int argc, char **argv) {
#pragma omp target parallel for schedule // expected-error {{expected '(' after 'schedule'}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for schedule ( // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for schedule () // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for schedule (auto // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for schedule (auto_dynamic // expected-error {{expected 'static', 'dynamic', 'guided', 'auto', 'runtime', 'monotonic', 'nonmonotonic' or 'simd' in OpenMP clause 'schedule'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for schedule (auto, // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for schedule (runtime, 3) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for schedule (guided, 4 // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for schedule (static, 2+2)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for schedule (dynamic, foobool(1) > 0 ? 1 : 2)
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
// expected-error@+2 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'schedule' clause}}
// expected-error@+1 {{argument to 'schedule' clause must be a strictly positive integer value}}
#pragma omp target parallel for schedule (guided, foobool(argc)), schedule (static, true), schedule (dynamic, -5)
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp target parallel for schedule (guided, S1) // expected-error {{'S1' does not refer to a value}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
// expected-error@+1 {{expression must have integral or unscoped enumeration type, not 'char *'}}
#pragma omp target parallel for schedule (static, argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
// expected-error@+3 {{statement after '#pragma omp target parallel for' must be a for loop}}
// expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
#pragma omp target parallel for schedule(dynamic, schedule(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
foo();
// expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 1, 0>' requested here}}
return tmain<int, char, 1, 0>(argc, argv);
}

9
tools/libclang/CIndex.cpp
View File

@ -1957,6 +1957,8 @@ public:
void VisitOMPTargetEnterDataDirective(const OMPTargetEnterDataDirective *D);
void VisitOMPTargetExitDataDirective(const OMPTargetExitDataDirective *D);
void VisitOMPTargetParallelDirective(const OMPTargetParallelDirective *D);
void
VisitOMPTargetParallelForDirective(const OMPTargetParallelForDirective *D);
void VisitOMPTeamsDirective(const OMPTeamsDirective *D);
void VisitOMPTaskLoopDirective(const OMPTaskLoopDirective *D);
void VisitOMPTaskLoopSimdDirective(const OMPTaskLoopSimdDirective *D);
@ -2654,6 +2656,11 @@ void EnqueueVisitor::VisitOMPTargetParallelDirective(
VisitOMPExecutableDirective(D);
}
void EnqueueVisitor::VisitOMPTargetParallelForDirective(
const OMPTargetParallelForDirective *D) {
VisitOMPLoopDirective(D);
}
void EnqueueVisitor::VisitOMPTeamsDirective(const OMPTeamsDirective *D) {
VisitOMPExecutableDirective(D);
}
@ -4867,6 +4874,8 @@ CXString clang_getCursorKindSpelling(enum CXCursorKind Kind) {
return cxstring::createRef("OMPTargetExitDataDirective");
case CXCursor_OMPTargetParallelDirective:
return cxstring::createRef("OMPTargetParallelDirective");
case CXCursor_OMPTargetParallelForDirective:
return cxstring::createRef("OMPTargetParallelForDirective");
case CXCursor_OMPTeamsDirective:
return cxstring::createRef("OMPTeamsDirective");
case CXCursor_OMPCancellationPointDirective:

3
tools/libclang/CXCursor.cpp
View File

@ -609,6 +609,9 @@ CXCursor cxcursor::MakeCXCursor(const Stmt *S, const Decl *Parent,
case Stmt::OMPTargetParallelDirectiveClass:
K = CXCursor_OMPTargetParallelDirective;
break;
case Stmt::OMPTargetParallelForDirectiveClass:
K = CXCursor_OMPTargetParallelForDirective;
break;
case Stmt::OMPTeamsDirectiveClass:
K = CXCursor_OMPTeamsDirective;
break;