diff --git a/clang/lib/CodeGen/CGExprAgg.cpp b/clang/lib/CodeGen/CGExprAgg.cpp
index 177d0a4be781..4315915c1661 100644
--- a/clang/lib/CodeGen/CGExprAgg.cpp
+++ b/clang/lib/CodeGen/CGExprAgg.cpp
@@ -249,11 +249,6 @@ void AggExprEmitter::VisitOpaqueValueExpr(OpaqueValueExpr *e) {
 }
 
 void AggExprEmitter::VisitCastExpr(CastExpr *E) {
-  if (Dest.isIgnored() && E->getCastKind() != CK_Dynamic) {
-    Visit(E->getSubExpr());
-    return;
-  }
-
   switch (E->getCastKind()) {
   case CK_Dynamic: {
     assert(isa<CXXDynamicCastExpr>(E) && "CK_Dynamic without a dynamic_cast?");
@@ -270,6 +265,8 @@ void AggExprEmitter::VisitCastExpr(CastExpr *E) {
   }
       
   case CK_ToUnion: {
+    if (Dest.isIgnored()) break;
+
     // GCC union extension
     QualType Ty = E->getSubExpr()->getType();
     QualType PtrTy = CGF.getContext().getPointerType(Ty);
diff --git a/clang/test/CodeGenObjC/property-agrr-getter.m b/clang/test/CodeGenObjC/property-agrr-getter.m
index 2dd32bb4f373..6d8f1d6b03ad 100644
--- a/clang/test/CodeGenObjC/property-agrr-getter.m
+++ b/clang/test/CodeGenObjC/property-agrr-getter.m
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -o %t %s
+// RUN: %clang_cc1 -emit-llvm-only %s
 
 typedef struct {
   unsigned f0;
@@ -36,3 +36,9 @@ float f ()
   AnObject* obj;
   return (obj.size).width;
 }
+
+// rdar://problem/9272392
+void test3(AnObject *obj) {
+  obj.size;
+  (void) obj.size;
+}