From a07b76419a03f126c22949dce2e546ba4df0e415 Mon Sep 17 00:00:00 2001
From: Eli Friedman <eli.friedman@gmail.com>
Date: Thu, 29 May 2008 11:03:17 +0000
Subject: Tentative declarations are supposed to have common linkage, not weak.
 This change makes clang generate the same thing as llvm-gcc.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51674 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/CodeGenModule.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/CodeGen/CodeGenModule.cpp')

diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index 525c13fc96..0b7d30ac50 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -500,7 +500,7 @@ void CodeGenModule::EmitGlobalVarInit(const VarDecl *D) {
       assert(0 && "Can't have auto or register globals");
     case VarDecl::None:
       if (!D->getInit())
-        GV->setLinkage(llvm::GlobalVariable::WeakLinkage);
+        GV->setLinkage(llvm::GlobalVariable::CommonLinkage);
       break;
     case VarDecl::Extern:
     case VarDecl::PrivateExtern:
-- 
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