We should not generate __weak write barrier on indirect reference
of a pointer to object; This patch does this odd behavior according to
gcc.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65334 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/Expr.cpp b/lib/AST/Expr.cpp
index a621119..3aea3e3 100644
--- a/lib/AST/Expr.cpp
+++ b/lib/AST/Expr.cpp
@@ -753,6 +753,8 @@
return false;
case ObjCIvarRefExprClass:
return true;
+ case Expr::UnaryOperatorClass:
+ return cast<UnaryOperator>(this)->getSubExpr()->isOBJCGCCandidate();
case ParenExprClass:
return cast<ParenExpr>(this)->getSubExpr()->isOBJCGCCandidate();
case ImplicitCastExprClass: