llvm-project/clang/test/Interpreter/disambiguate-decl-stmt.cpp

57 lines
1.2 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify -fincremental-extensions -std=c++20 %s
// RUN: %clang_cc1 -fsyntax-only -DMS -fms-extensions -verify -fincremental-extensions -std=c++20 %s
// expected-no-diagnostics
extern "C" int printf(const char*,...);
// Decls which are hard to disambiguate
// ParseStatementOrDeclaration returns multiple statements.
#ifdef MS
int g_bFlag = 1;
__if_exists(::g_bFlag) {
printf("Entering __if_exists\n");
printf("g_bFlag = %d\n", g_bFlag);
}
#endif // MS
// Operators.
struct S1 { operator int(); };
S1::operator int() { return 0; }
// Dtors
using I = int;
I x = 10;
x.I::~I();
x = 20;
// Ctors
// Deduction guide
template<typename T> struct A { A(); A(T); };
A() -> A<int>;
struct S2 { S2(); };
S2::S2() = default;
namespace N { struct S { S(); }; }
N::S::S() { printf("N::S::S()\n"); }
N::S s;
namespace Ns {namespace Ns { void Ns(); void Fs();}}
void Ns::Ns::Ns() { printf("void Ns::Ns::Ns()\n"); }
void Ns::Ns::Fs() {}
Ns::Ns::Fs();
Ns::Ns::Ns();
struct Attrs1 { Attrs1(); };
Attrs1::Attrs1() __attribute((pure)) = default;
struct Attrs2 { Attrs2(); };
__attribute((pure)) Attrs2::Attrs2() = default;
// Extra semicolon
namespace N {};