From d8281f1589b4daeec358e6ab916b6267a56c60ec Mon Sep 17 00:00:00 2001
From: Anders Carlsson <andersca@mac.com>
Date: Sat, 11 Apr 2009 01:19:45 +0000
Subject: [PATCH] Don't mangle variables that are at translation unit scope.

llvm-svn: 68853
---
 clang/lib/CodeGen/Mangle.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/clang/lib/CodeGen/Mangle.cpp b/clang/lib/CodeGen/Mangle.cpp
index 3e685e6b1722..dac9a7c57a9e 100644
--- a/clang/lib/CodeGen/Mangle.cpp
+++ b/clang/lib/CodeGen/Mangle.cpp
@@ -112,7 +112,8 @@ bool CXXNameMangler::mangle(const NamedDecl *D) {
   
   if (const VarDecl *VD = dyn_cast<VarDecl>(D)) {
     if (!Context.getLangOptions().CPlusPlus ||
-        isInCLinkageSpecification(D))
+        isInCLinkageSpecification(D) ||
+        D->getDeclContext()->isTranslationUnit())
       return false;
     
     Out << "_Z";