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-rw-r--r--clang/lib/Sema/SemaObjCProperty.cpp4
-rw-r--r--clang/test/SemaObjC/arc-decls.m5
2 files changed, 8 insertions, 1 deletions
diff --git a/clang/lib/Sema/SemaObjCProperty.cpp b/clang/lib/Sema/SemaObjCProperty.cpp
index 9d18c659c27..d9d9cec1b70 100644
--- a/clang/lib/Sema/SemaObjCProperty.cpp
+++ b/clang/lib/Sema/SemaObjCProperty.cpp
@@ -463,10 +463,12 @@ Sema::HandlePropertyInClassExtension(Scope *S,
QualType PrimaryPropertyQT =
Context.getCanonicalType(PIDecl->getType()).getUnqualifiedType();
if (isa<ObjCObjectPointerType>(PrimaryPropertyQT)) {
+ bool PropertyIsWeak = ((PIkind & ObjCPropertyDecl::OBJC_PR_weak) != 0);
Qualifiers::ObjCLifetime PrimaryPropertyLifeTime =
PrimaryPropertyQT.getObjCLifetime();
if (PrimaryPropertyLifeTime == Qualifiers::OCL_None &&
- (Attributes & ObjCDeclSpec::DQ_PR_weak)) {
+ (Attributes & ObjCDeclSpec::DQ_PR_weak) &&
+ !PropertyIsWeak) {
Diag(AtLoc, diag::warn_property_implicitly_mismatched);
Diag(PIDecl->getLocation(), diag::note_property_declare);
}
diff --git a/clang/test/SemaObjC/arc-decls.m b/clang/test/SemaObjC/arc-decls.m
index f8e80c78194..903cea2a0e8 100644
--- a/clang/test/SemaObjC/arc-decls.m
+++ b/clang/test/SemaObjC/arc-decls.m
@@ -113,8 +113,13 @@ struct __attribute__((objc_ownership(none))) S2 {}; // expected-error {{'objc_ow
@interface SomeClassOwnedByController
@property (readonly) ControllerClass *controller; // expected-note {{property declared here}}
+
+// rdar://15465916
+@property (readonly, weak) ControllerClass *weak_controller;
@end
@interface SomeClassOwnedByController ()
@property (readwrite, weak) ControllerClass *controller; // expected-warning {{primary property declaration is implicitly strong while redeclaration in class extension is weak}}
+
+@property (readwrite, weak) ControllerClass *weak_controller;
@end
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