Add CommonLinkage, in a way that preserves the

behavior on old .bc files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51210 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/lto2/LTOModule.cpp b/tools/lto2/LTOModule.cpp
index cc3b1f142dc02351675003216c0e1f8edab639ce..2fd29be272a609aa7619def6109871df78495945 100644 (file)
--- a/tools/lto2/LTOModule.cpp
+++ b/tools/lto2/LTOModule.cpp
@@ -203,6 +203,9 @@ void LTOModule::addDefinedSymbol(GlobalValue* def, Mangler &mangler,
             attr |= LTO_SYMBOL_DEFINITION_TENTATIVE;
         }
     }
+    else if ( def->hasCommonLinkage()) {
+        attr |= LTO_SYMBOL_DEFINITION_TENTATIVE;
+    }
     else { 
         attr |= LTO_SYMBOL_DEFINITION_REGULAR;
     }