mirror of https://github.com/microsoft/clang.git
Allow the NS, CF, and ObjC attributes to be used with -fdouble-square-bracket-attributes. The syntactic locations for such attributes on ObjC constructs have been specifically chosen to follow the GNU attribute syntactic locations.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@324890 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Aaron Ballman
parent
959205752c
commit
dc011c9015
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@ -754,7 +754,7 @@ def CDecl : InheritableAttr {
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// cf_returns_retained attributes. It is generally applied by
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// '#pragma clang arc_cf_code_audited' rather than explicitly.
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def CFAuditedTransfer : InheritableAttr {
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let Spellings = [Clang<"cf_audited_transfer">];
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let Spellings = [Clang<"cf_audited_transfer", 1>];
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let Subjects = SubjectList<[Function], ErrorDiag>;
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let Documentation = [Undocumented];
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}
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@ -763,25 +763,25 @@ def CFAuditedTransfer : InheritableAttr {
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// It indicates that the function has unknown or unautomatable
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// transfer semantics.
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def CFUnknownTransfer : InheritableAttr {
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let Spellings = [Clang<"cf_unknown_transfer">];
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let Spellings = [Clang<"cf_unknown_transfer", 1>];
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let Subjects = SubjectList<[Function], ErrorDiag>;
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let Documentation = [Undocumented];
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}
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def CFReturnsRetained : InheritableAttr {
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let Spellings = [Clang<"cf_returns_retained">];
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let Spellings = [Clang<"cf_returns_retained", 1>];
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// let Subjects = SubjectList<[ObjCMethod, ObjCProperty, Function]>;
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let Documentation = [Undocumented];
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}
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def CFReturnsNotRetained : InheritableAttr {
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let Spellings = [Clang<"cf_returns_not_retained">];
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let Spellings = [Clang<"cf_returns_not_retained", 1>];
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// let Subjects = SubjectList<[ObjCMethod, ObjCProperty, Function]>;
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let Documentation = [Undocumented];
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}
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def CFConsumed : InheritableParamAttr {
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let Spellings = [Clang<"cf_consumed">];
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let Spellings = [Clang<"cf_consumed", 1>];
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let Subjects = SubjectList<[ParmVar]>;
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let Documentation = [Undocumented];
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}
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@ -1118,7 +1118,7 @@ def Hot : InheritableAttr {
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}
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def IBAction : InheritableAttr {
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let Spellings = [Clang<"ibaction">];
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let Spellings = [Clang<"ibaction", 1>];
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let Subjects = SubjectList<[ObjCInstanceMethod]>;
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// An AST node is created for this attribute, but is not used by other parts
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// of the compiler. However, this node needs to exist in the AST because
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@ -1127,13 +1127,13 @@ def IBAction : InheritableAttr {
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}
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def IBOutlet : InheritableAttr {
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let Spellings = [Clang<"iboutlet">];
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let Spellings = [Clang<"iboutlet", 1>];
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// let Subjects = [ObjCIvar, ObjCProperty];
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let Documentation = [Undocumented];
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}
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def IBOutletCollection : InheritableAttr {
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let Spellings = [Clang<"iboutletcollection">];
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let Spellings = [Clang<"iboutletcollection", 1>];
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let Args = [TypeArgument<"Interface", 1>];
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// let Subjects = [ObjCIvar, ObjCProperty];
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let Documentation = [Undocumented];
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@ -1428,7 +1428,7 @@ def ObjCKindOf : TypeAttr {
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}
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def NoEscape : Attr {
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let Spellings = [Clang<"noescape">];
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let Spellings = [Clang<"noescape", 1>];
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let Subjects = SubjectList<[ParmVar]>;
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let Documentation = [NoEscapeDocs];
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}
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@ -1480,14 +1480,14 @@ def NvWeak : IgnoredAttr {
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}
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def ObjCBridge : InheritableAttr {
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let Spellings = [Clang<"objc_bridge">];
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let Spellings = [Clang<"objc_bridge", 1>];
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let Subjects = SubjectList<[Record, TypedefName], ErrorDiag>;
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let Args = [IdentifierArgument<"BridgedType">];
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let Documentation = [Undocumented];
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}
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def ObjCBridgeMutable : InheritableAttr {
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let Spellings = [Clang<"objc_bridge_mutable">];
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let Spellings = [Clang<"objc_bridge_mutable", 1>];
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let Subjects = SubjectList<[Record], ErrorDiag>;
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let Args = [IdentifierArgument<"BridgedType">];
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let Documentation = [Undocumented];
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@ -1506,43 +1506,43 @@ def ObjCBridgeRelated : InheritableAttr {
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}
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def NSReturnsRetained : InheritableAttr {
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let Spellings = [Clang<"ns_returns_retained">];
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let Spellings = [Clang<"ns_returns_retained", 1>];
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// let Subjects = SubjectList<[ObjCMethod, ObjCProperty, Function]>;
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let Documentation = [Undocumented];
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}
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def NSReturnsNotRetained : InheritableAttr {
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let Spellings = [Clang<"ns_returns_not_retained">];
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let Spellings = [Clang<"ns_returns_not_retained", 1>];
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// let Subjects = SubjectList<[ObjCMethod, ObjCProperty, Function]>;
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let Documentation = [Undocumented];
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}
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def NSReturnsAutoreleased : InheritableAttr {
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let Spellings = [Clang<"ns_returns_autoreleased">];
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let Spellings = [Clang<"ns_returns_autoreleased", 1>];
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// let Subjects = SubjectList<[ObjCMethod, ObjCProperty, Function]>;
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let Documentation = [Undocumented];
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}
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def NSConsumesSelf : InheritableAttr {
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let Spellings = [Clang<"ns_consumes_self">];
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let Spellings = [Clang<"ns_consumes_self", 1>];
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let Subjects = SubjectList<[ObjCMethod]>;
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let Documentation = [Undocumented];
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}
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def NSConsumed : InheritableParamAttr {
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let Spellings = [Clang<"ns_consumed">];
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let Spellings = [Clang<"ns_consumed", 1>];
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let Subjects = SubjectList<[ParmVar]>;
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let Documentation = [Undocumented];
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}
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def ObjCException : InheritableAttr {
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let Spellings = [Clang<"objc_exception">];
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let Spellings = [Clang<"objc_exception", 1>];
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let Subjects = SubjectList<[ObjCInterface], ErrorDiag>;
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let Documentation = [Undocumented];
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}
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def ObjCMethodFamily : InheritableAttr {
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let Spellings = [Clang<"objc_method_family">];
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let Spellings = [Clang<"objc_method_family", 1>];
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let Subjects = SubjectList<[ObjCMethod], ErrorDiag>;
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let Args = [EnumArgument<"Family", "FamilyKind",
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["none", "alloc", "copy", "init", "mutableCopy", "new"],
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@ -1552,72 +1552,72 @@ def ObjCMethodFamily : InheritableAttr {
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}
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def ObjCNSObject : InheritableAttr {
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let Spellings = [Clang<"NSObject">];
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let Spellings = [Clang<"NSObject", 1>];
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let Documentation = [Undocumented];
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}
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def ObjCIndependentClass : InheritableAttr {
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let Spellings = [Clang<"objc_independent_class">];
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let Spellings = [Clang<"objc_independent_class", 1>];
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let Documentation = [Undocumented];
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}
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def ObjCPreciseLifetime : InheritableAttr {
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let Spellings = [Clang<"objc_precise_lifetime">];
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let Spellings = [Clang<"objc_precise_lifetime", 1>];
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let Subjects = SubjectList<[Var], ErrorDiag>;
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let Documentation = [Undocumented];
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}
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def ObjCReturnsInnerPointer : InheritableAttr {
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let Spellings = [Clang<"objc_returns_inner_pointer">];
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let Spellings = [Clang<"objc_returns_inner_pointer", 1>];
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let Subjects = SubjectList<[ObjCMethod, ObjCProperty], ErrorDiag>;
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let Documentation = [Undocumented];
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}
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def ObjCRequiresSuper : InheritableAttr {
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let Spellings = [Clang<"objc_requires_super">];
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let Spellings = [Clang<"objc_requires_super", 1>];
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let Subjects = SubjectList<[ObjCMethod], ErrorDiag>;
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let Documentation = [ObjCRequiresSuperDocs];
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}
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def ObjCRootClass : InheritableAttr {
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let Spellings = [Clang<"objc_root_class">];
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let Spellings = [Clang<"objc_root_class", 1>];
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let Subjects = SubjectList<[ObjCInterface], ErrorDiag>;
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let Documentation = [Undocumented];
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}
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def ObjCSubclassingRestricted : InheritableAttr {
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let Spellings = [Clang<"objc_subclassing_restricted">];
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let Spellings = [Clang<"objc_subclassing_restricted", 1>];
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let Subjects = SubjectList<[ObjCInterface], ErrorDiag>;
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let Documentation = [ObjCSubclassingRestrictedDocs];
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}
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def ObjCExplicitProtocolImpl : InheritableAttr {
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let Spellings = [Clang<"objc_protocol_requires_explicit_implementation">];
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let Spellings = [Clang<"objc_protocol_requires_explicit_implementation", 1>];
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let Subjects = SubjectList<[ObjCProtocol], ErrorDiag>;
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let Documentation = [Undocumented];
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}
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def ObjCDesignatedInitializer : Attr {
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let Spellings = [Clang<"objc_designated_initializer">];
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let Spellings = [Clang<"objc_designated_initializer", 1>];
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let Subjects = SubjectList<[ObjCInterfaceDeclInitMethod], ErrorDiag>;
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let Documentation = [Undocumented];
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}
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def ObjCRuntimeName : Attr {
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let Spellings = [Clang<"objc_runtime_name">];
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let Spellings = [Clang<"objc_runtime_name", 1>];
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let Subjects = SubjectList<[ObjCInterface, ObjCProtocol], ErrorDiag>;
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let Args = [StringArgument<"MetadataName">];
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let Documentation = [ObjCRuntimeNameDocs];
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}
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def ObjCRuntimeVisible : Attr {
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let Spellings = [Clang<"objc_runtime_visible">];
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let Spellings = [Clang<"objc_runtime_visible", 1>];
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let Subjects = SubjectList<[ObjCInterface], ErrorDiag>;
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let Documentation = [ObjCRuntimeVisibleDocs];
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}
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def ObjCBoxable : Attr {
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let Spellings = [Clang<"objc_boxable">];
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let Spellings = [Clang<"objc_boxable", 1>];
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let Subjects = SubjectList<[Record], ErrorDiag>;
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let Documentation = [ObjCBoxableDocs];
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}
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@ -1950,26 +1950,26 @@ def DiagnoseIf : InheritableAttr {
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}
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def ArcWeakrefUnavailable : InheritableAttr {
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let Spellings = [Clang<"objc_arc_weak_reference_unavailable">];
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let Spellings = [Clang<"objc_arc_weak_reference_unavailable", 1>];
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let Subjects = SubjectList<[ObjCInterface], ErrorDiag>;
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let Documentation = [Undocumented];
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}
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def ObjCGC : TypeAttr {
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let Spellings = [Clang<"objc_gc">];
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let Spellings = [Clang<"objc_gc", 1>];
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let Args = [IdentifierArgument<"Kind">];
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let Documentation = [Undocumented];
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}
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def ObjCOwnership : InheritableAttr {
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let Spellings = [Clang<"objc_ownership">];
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let Spellings = [Clang<"objc_ownership", 1>];
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let Args = [IdentifierArgument<"Kind">];
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let ASTNode = 0;
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let Documentation = [Undocumented];
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}
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def ObjCRequiresPropertyDefs : InheritableAttr {
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let Spellings = [Clang<"objc_requires_property_definitions">];
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let Spellings = [Clang<"objc_requires_property_definitions", 1>];
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let Subjects = SubjectList<[ObjCInterface], ErrorDiag>;
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let Documentation = [Undocumented];
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}
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@ -1340,7 +1340,7 @@ private:
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// Objective-C External Declarations
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void MaybeSkipAttributes(tok::ObjCKeywordKind Kind);
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DeclGroupPtrTy ParseObjCAtDirectives();
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DeclGroupPtrTy ParseObjCAtDirectives(ParsedAttributesWithRange &Attrs);
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DeclGroupPtrTy ParseObjCAtClassDeclaration(SourceLocation atLoc);
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Decl *ParseObjCAtInterfaceDeclaration(SourceLocation AtLoc,
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ParsedAttributes &prefixAttrs);
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@ -45,7 +45,8 @@ void Parser::MaybeSkipAttributes(tok::ObjCKeywordKind Kind) {
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/// [OBJC] objc-protocol-definition
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/// [OBJC] objc-method-definition
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/// [OBJC] '@' 'end'
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Parser::DeclGroupPtrTy Parser::ParseObjCAtDirectives() {
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Parser::DeclGroupPtrTy
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Parser::ParseObjCAtDirectives(ParsedAttributesWithRange &Attrs) {
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SourceLocation AtLoc = ConsumeToken(); // the "@"
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if (Tok.is(tok::code_completion)) {
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@ -58,15 +59,11 @@ Parser::DeclGroupPtrTy Parser::ParseObjCAtDirectives() {
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switch (Tok.getObjCKeywordID()) {
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case tok::objc_class:
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return ParseObjCAtClassDeclaration(AtLoc);
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case tok::objc_interface: {
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ParsedAttributes attrs(AttrFactory);
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SingleDecl = ParseObjCAtInterfaceDeclaration(AtLoc, attrs);
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case tok::objc_interface:
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SingleDecl = ParseObjCAtInterfaceDeclaration(AtLoc, Attrs);
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break;
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}
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case tok::objc_protocol: {
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ParsedAttributes attrs(AttrFactory);
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return ParseObjCAtProtocolDeclaration(AtLoc, attrs);
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}
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case tok::objc_protocol:
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return ParseObjCAtProtocolDeclaration(AtLoc, Attrs);
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case tok::objc_implementation:
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return ParseObjCAtImplementationDeclaration(AtLoc);
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case tok::objc_end:
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@ -1359,6 +1356,7 @@ Decl *Parser::ParseObjCMethodDecl(SourceLocation mLoc,
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ParsedAttributes methodAttrs(AttrFactory);
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if (getLangOpts().ObjC2)
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MaybeParseGNUAttributes(methodAttrs);
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MaybeParseCXX11Attributes(methodAttrs);
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if (Tok.is(tok::code_completion)) {
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Actions.CodeCompleteObjCMethodDecl(getCurScope(), mType == tok::minus,
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@ -1385,6 +1383,7 @@ Decl *Parser::ParseObjCMethodDecl(SourceLocation mLoc,
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// If attributes exist after the method, parse them.
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if (getLangOpts().ObjC2)
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MaybeParseGNUAttributes(methodAttrs);
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MaybeParseCXX11Attributes(methodAttrs);
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Selector Sel = PP.getSelectorTable().getNullarySelector(SelIdent);
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Decl *Result
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@ -1421,11 +1420,10 @@ Decl *Parser::ParseObjCMethodDecl(SourceLocation mLoc,
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// If attributes exist before the argument name, parse them.
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// Regardless, collect all the attributes we've parsed so far.
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ArgInfo.ArgAttrs = nullptr;
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if (getLangOpts().ObjC2) {
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if (getLangOpts().ObjC2)
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MaybeParseGNUAttributes(paramAttrs);
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ArgInfo.ArgAttrs = paramAttrs.getList();
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}
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MaybeParseCXX11Attributes(paramAttrs);
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ArgInfo.ArgAttrs = paramAttrs.getList();
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// Code completion for the next piece of the selector.
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if (Tok.is(tok::code_completion)) {
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@ -1508,7 +1506,8 @@ Decl *Parser::ParseObjCMethodDecl(SourceLocation mLoc,
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// If attributes exist after the method, parse them.
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if (getLangOpts().ObjC2)
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MaybeParseGNUAttributes(methodAttrs);
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MaybeParseCXX11Attributes(methodAttrs);
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if (KeyIdents.size() == 0)
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return nullptr;
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@ -741,7 +741,7 @@ Parser::ParseExternalDeclaration(ParsedAttributesWithRange &attrs,
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break;
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}
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case tok::at:
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return ParseObjCAtDirectives();
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return ParseObjCAtDirectives(attrs);
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case tok::minus:
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case tok::plus:
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if (!getLangOpts().ObjC1) {
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@ -0,0 +1,57 @@
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// RUN: %clang_cc1 -fdouble-square-bracket-attributes -triple x86_64-apple-macosx10.10.0 -ast-dump -ast-dump-filter Test %s | FileCheck --strict-whitespace %s
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@interface NSObject
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@end
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[[clang::objc_exception]]
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@interface Test1 {
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// CHECK: ObjCInterfaceDecl{{.*}} Test1
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// CHECK-NEXT: ObjCExceptionAttr{{.*}}
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[[clang::iboutlet]] NSObject *Test2;
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// CHECK: ObjCIvarDecl{{.*}} Test2
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// CHECK-NEXT: IBOutletAttr
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}
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@property (readonly) [[clang::objc_returns_inner_pointer]] void *Test3, *Test4;
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// CHECK: ObjCPropertyDecl{{.*}} Test3 'void *' readonly
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// CHECK-NEXT: ObjCReturnsInnerPointerAttr
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// CHECK-NEXT: ObjCPropertyDecl{{.*}} Test4 'void *' readonly
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// CHECK-NEXT: ObjCReturnsInnerPointerAttr
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@property (readonly) [[clang::iboutlet]] NSObject *Test5;
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// CHECK: ObjCPropertyDecl{{.*}} Test5 'NSObject *' readonly
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// CHECK-NEXT: IBOutletAttr
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// CHECK: ObjCMethodDecl{{.*}} implicit{{.*}} Test3
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// CHECK-NEXT: ObjCReturnsInnerPointerAttr
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// CHECK: ObjCMethodDecl{{.*}} implicit{{.*}} Test4
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// CHECK-NEXT: ObjCReturnsInnerPointerAttr
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// CHECK: ObjCMethodDecl{{.*}} implicit{{.*}} Test5
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// CHECK-NOT: IBOutletAttr
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@end
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[[clang::objc_runtime_name("name")]] @protocol Test6;
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// CHECK: ObjCProtocolDecl{{.*}} Test6
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// CHECK-NEXT: ObjCRuntimeNameAttr{{.*}} "name"
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[[clang::objc_protocol_requires_explicit_implementation]]
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@protocol Test7
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// CHECK: ObjCProtocolDecl{{.*}} Test7
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// CHECK-NEXT: ObjCExplicitProtocolImplAttr
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@end
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@interface Test8
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// CHECK: ObjCInterfaceDecl{{.*}} Test8
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-(void)Test9 [[clang::ns_consumes_self]];
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// CHECK: ObjCMethodDecl{{.*}} Test9 'void'
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// CHECK-NEXT: NSConsumesSelfAttr
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-(void) [[clang::ns_consumes_self]] Test10: (int)Test11;
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// CHECK: ObjCMethodDecl{{.*}} Test10: 'void'
|
||||
// CHECK-NEXT: |-ParmVarDecl{{.*}} Test11 'int'
|
||||
// CHECK-NEXT: `-NSConsumesSelfAttr
|
||||
-(void)Test12: (int *) [[clang::noescape]] Test13 to:(int)Test14 [[clang::ns_consumes_self]];
|
||||
// CHECK: ObjCMethodDecl{{.*}} Test12:to: 'void'
|
||||
// CHECK-NEXT: |-ParmVarDecl{{.*}} Test13 'int *'
|
||||
// CHECK-NEXT: | `-NoEscapeAttr
|
||||
// CHECK-NEXT: |-ParmVarDecl{{.*}} Test14 'int'
|
||||
// CHECK-NEXT: `-NSConsumesSelfAttr
|
||||
@end
|
||||
|
|
@ -0,0 +1,28 @@
|
|||
// RUN: %clang_cc1 -fsyntax-only -fdouble-square-bracket-attributes -triple x86_64-apple-macosx10.10.0 -verify %s
|
||||
// expected-no-diagnostics
|
||||
|
||||
@interface NSObject
|
||||
@end
|
||||
|
||||
[[clang::objc_exception]]
|
||||
@interface Foo {
|
||||
[[clang::iboutlet]] NSObject *h;
|
||||
}
|
||||
@property (readonly) [[clang::objc_returns_inner_pointer]] void *i, *j;
|
||||
@property (readonly) [[clang::iboutlet]] NSObject *k;
|
||||
@end
|
||||
|
||||
[[clang::objc_runtime_name("name")]] @protocol Bar;
|
||||
|
||||
[[clang::objc_protocol_requires_explicit_implementation]]
|
||||
@protocol Baz
|
||||
@end
|
||||
|
||||
@interface Quux
|
||||
-(void)g1 [[clang::ns_consumes_self]];
|
||||
-(void)g2 __attribute__((ns_consumes_self));
|
||||
-(void)h1: (int)x [[clang::ns_consumes_self]];
|
||||
-(void)h2: (int)x __attribute__((ns_consumes_self));
|
||||
-(void) [[clang::ns_consumes_self]] i1;
|
||||
-(void) __attribute__((ns_consumes_self)) i2;
|
||||
@end
|
||||
Loading…
Reference in New Issue