Don't mangle variables that are at translation unit scope.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@68853 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/Mangle.cpp b/lib/CodeGen/Mangle.cpp
index 3e685e6b1722e921afc4af5f80c57406599eb490..dac9a7c57a9e549bb91da4f075897100daee2ae8 100644 (file)
--- a/lib/CodeGen/Mangle.cpp
+++ b/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";