From f0d286b77fe40017192b527e5cc5d87974093d54 Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Tue, 15 Jul 2008 00:00:11 +0000
Subject: [PATCH] LinkOnce definitions have default scope, like weak
 definitions. Otherwise, the linker may not be able to match LinkOnce
 definition from one module with an exteranl reference from other module.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53580 91177308-0d34-0410-b5e6-96231b3b80d8
---
 tools/lto/LTOModule.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/lto/LTOModule.cpp b/tools/lto/LTOModule.cpp
index 333e9ba103c..f31f0dfb739 100644
--- a/tools/lto/LTOModule.cpp
+++ b/tools/lto/LTOModule.cpp
@@ -224,7 +224,8 @@ void LTOModule::addDefinedSymbol(GlobalValue* def, Mangler &mangler,
     // set scope part
     if ( def->hasHiddenVisibility() )
         attr |= LTO_SYMBOL_SCOPE_HIDDEN;
-    else if ( def->hasExternalLinkage() || def->hasWeakLinkage() )
+    else if ( def->hasExternalLinkage() || def->hasWeakLinkage() 
+              || def->hasLinkOnceLinkage() )
         attr |= LTO_SYMBOL_SCOPE_DEFAULT;
     else
         attr |= LTO_SYMBOL_SCOPE_INTERNAL;