Add a test case for some Objective-C behavior that will not be supported in Objective-C++

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@64019 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/SemaObjCXX/void_to_obj.mm b/test/SemaObjCXX/void_to_obj.mm
new file mode 100644
index 0000000..bd2ef14
--- /dev/null
+++ b/test/SemaObjCXX/void_to_obj.mm
@@ -0,0 +1,11 @@
+// RUN: clang -fsyntax-only -verify %s
+
+// <rdar://problem/6463729>
+@class XX;
+
+void func() {
+  XX *obj;
+  void *vv;
+
+  obj = vv; // expected-error{{incompatible type assigning 'void *', expected 'XX *'}}
+}