Objective-C arc: Diagnose when user attempts to
synthesize a property getter method that overrides
a method definition named 'retain' and the like.
Fixes // rdar://13885083
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@182039 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaObjCProperty.cpp b/lib/Sema/SemaObjCProperty.cpp
index 91f0881..269c65e 100644
--- a/lib/Sema/SemaObjCProperty.cpp
+++ b/lib/Sema/SemaObjCProperty.cpp
@@ -1158,6 +1158,18 @@
diag::warn_property_getter_owning_mismatch);
Diag(property->getLocation(), diag::note_property_declare);
}
+ if (getLangOpts().ObjCAutoRefCount && Synthesize)
+ switch (getterMethod->getMethodFamily()) {
+ case OMF_retain:
+ case OMF_retainCount:
+ case OMF_release:
+ case OMF_autorelease:
+ Diag(getterMethod->getLocation(), diag::err_arc_illegal_method_def)
+ << 1 << getterMethod->getSelector();
+ break;
+ default:
+ break;
+ }
}
if (ObjCMethodDecl *setterMethod = property->getSetterMethodDecl()) {
setterMethod->createImplicitParams(Context, IDecl);