Fix bogus compiler errors when declaring anonymous union, outside a class, with
members with the same name as a decl outside the scope where the members are actually introduced.
Fixes http://llvm.org/PR6741

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@114641 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/SemaCXX/anonymous-union.cpp b/test/SemaCXX/anonymous-union.cpp
index 5f84bcc..553ae65 100644
--- a/test/SemaCXX/anonymous-union.cpp
+++ b/test/SemaCXX/anonymous-union.cpp
@@ -155,3 +155,23 @@
     (void) a.us1; // expected-error {{private member}}
   }
 }
+
+typedef void *voidPtr;
+
+void f2() {
+    union { int **ctxPtr; void **voidPtr; };
+}
+
+void foo_PR6741() {
+    union {
+        char *m_a;
+        int *m_b;
+    };
+ 
+    if(1) {
+        union {
+            char *m_a;
+            int *m_b;
+        };
+    }
+}