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authorFariborz Jahanian <fjahanian@apple.com>2011-09-06 23:32:40 +0000
committerFariborz Jahanian <fjahanian@apple.com>2011-09-06 23:32:40 +0000
commit6dd3f39daeff5c14bf8cacad786d74463b800948 (patch)
treee77be937881f393b410508f9ecfc1a8120dddfd7 /clang/lib
parent5b5c953b07e25075815dd675064a269964e6f1a7 (diff)
downloadbcm5719-llvm-6dd3f39daeff5c14bf8cacad786d74463b800948.tar.gz
bcm5719-llvm-6dd3f39daeff5c14bf8cacad786d74463b800948.zip
objc-gc: Adds support for "weak" property attribute under GC.
// rdar://10073896 llvm-svn: 139203
Diffstat (limited to 'clang/lib')
-rw-r--r--clang/lib/Sema/SemaObjCProperty.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaObjCProperty.cpp b/clang/lib/Sema/SemaObjCProperty.cpp
index 84052fd9d83..bf4939d9fd6 100644
--- a/clang/lib/Sema/SemaObjCProperty.cpp
+++ b/clang/lib/Sema/SemaObjCProperty.cpp
@@ -594,6 +594,12 @@ Decl *Sema::ActOnPropertyImplDecl(Scope *S,
ObjCPropertyDecl::PropertyAttributeKind kind
= property->getPropertyAttributes();
QualType PropType = Context.getCanonicalType(property->getType());
+ bool PropertyIsGCWeak = (kind & ObjCPropertyDecl::OBJC_PR_weak &&
+ !getLangOptions().ObjCAutoRefCount &&
+ getLangOptions().getGCMode() !=
+ LangOptions::NonGC);
+ if (PropertyIsGCWeak)
+ PropType = Context.getObjCGCQualType(PropType, Qualifiers::Weak);
QualType PropertyIvarType = PropType;
if (PropType->isReferenceType())
PropertyIvarType = cast<ReferenceType>(PropType)->getPointeeType();
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