Fixed a regression in deciding when to issue warning on properties which
implement NSCopying protocol in GC mode.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@79008 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp
index 75ac336..7f7bcd2 100644
--- a/lib/Sema/SemaDeclObjC.cpp
+++ b/lib/Sema/SemaDeclObjC.cpp
@@ -1931,14 +1931,16 @@
isAssign && !(Attributes & ObjCDeclSpec::DQ_PR_assign))
if (T->isObjCObjectPointerType()) {
QualType InterfaceTy = T->getPointeeType();
- ObjCInterfaceDecl *IDecl=
- InterfaceTy->getAsObjCInterfaceType()->getDecl();
+ if (const ObjCInterfaceType *OIT =
+ InterfaceTy->getAsObjCInterfaceType()) {
+ ObjCInterfaceDecl *IDecl = OIT->getDecl();
if (IDecl)
if (ObjCProtocolDecl* PNSCopying =
LookupProtocol(&Context.Idents.get("NSCopying")))
if (IDecl->ClassImplementsProtocol(PNSCopying, true))
Diag(AtLoc, diag::warn_implements_nscopying)
<< FD.D.getIdentifier();
+ }
}
if (T->isObjCInterfaceType())
Diag(FD.D.getIdentifierLoc(), diag::err_statically_allocated_object);