Fix linkage of mismatched weak globals. This unbreaks 300.twolf

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18494 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Linker/LinkModules.cpp b/lib/Linker/LinkModules.cpp
index c5d1240a2ff5deae5fd1e9dca74f65173ddc7619..d58acbec81c0ab11d36cb442e98c8de804b09231 100644 (file)
--- a/lib/Linker/LinkModules.cpp
+++ b/lib/Linker/LinkModules.cpp
@@ -531,6 +531,8 @@ static bool LinkGlobals(Module *Dest, Module *Src,
           else
             DGV->setConstant(true);
         }
+        SGV->setLinkage(GlobalValue::ExternalLinkage);
+        SGV->setInitializer(0);
       }
 
       ValueMap.insert(std::make_pair(SGV,