Correctly mangle static variables of anonymous struct/union type.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@105606 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 33 insertions, 1 deletions

diff --git a/test/CodeGenCXX/mangle-unnamed.cpp b/test/CodeGenCXX/mangle-unnamed.cpp
index 4aec7dbf4a..83b46d6945 100644
--- a/test/CodeGenCXX/mangle-unnamed.cpp
+++ b/test/CodeGenCXX/mangle-unnamed.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm-only -verify %s
+// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-apple-darwin10 | FileCheck %s
 
 struct S {
   virtual ~S() { }
@@ -37,3 +37,35 @@ struct A {
 };
 
 int f4() { return A().a(); }
+
+int f5() {
+  static union {
+    int a;
+  };
+  
+  // CHECK: _ZZ2f5vE1a
+  return a;
+}
+
+int f6() {
+  static union {
+    union {
+      int : 1;
+    };
+    int b;
+  };
+  
+  // CHECK: _ZZ2f6vE1b
+  return b;
+}
+
+int f7() {
+  static union {
+    union {
+      int b;
+    } a;
+  };
+  
+  // CHECK: _ZZ2f7vE1a
+  return a.b;
+}