Fixes a code gen bug related to accessing a now

non-existing 'isa' field of a non-existing struct type
all related to legacy type definition for 'id' which we have
dropped in clang in favor of a built-in type.
(fixes radar 7470820).

llvm-svn: 91455

1 files changed, 9 insertions, 0 deletions

diff --git a/clang/test/CodeGenObjC/id-isa-codegen.m b/clang/test/CodeGenObjC/id-isa-codegen.m
index dc0bac3000e..89e99220907 100644
--- a/clang/test/CodeGenObjC/id-isa-codegen.m
+++ b/clang/test/CodeGenObjC/id-isa-codegen.m
@@ -25,3 +25,12 @@ typedef struct objc_object {
 }
 @end
 
+
+// rdar 7470820
+static Class MyClass;
+
+Class Test(const void *inObject1) {
+  if(((id)inObject1)->isa == MyClass)
+   return ((id)inObject1)->isa;
+  return (id)0;
+}