From b976e668165e1875a8f1eb7af800e33bb1e4393d Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sat, 16 Oct 2004 18:08:06 +0000
Subject: Add support for undef and unreachable

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17041 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Linker/LinkModules.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/Linker')

diff --git a/lib/Linker/LinkModules.cpp b/lib/Linker/LinkModules.cpp
index 70bd22c..fbf0978 100644
--- a/lib/Linker/LinkModules.cpp
+++ b/lib/Linker/LinkModules.cpp
@@ -310,7 +310,7 @@ static Value *RemapOperand(const Value *In,
         Operands[i] =
           cast<Constant>(RemapOperand(CPS->getOperand(i), LocalMap, GlobalMap));
       Result = ConstantStruct::get(cast<StructType>(CPS->getType()), Operands);
-    } else if (isa<ConstantPointerNull>(CPV)) {
+    } else if (isa<ConstantPointerNull>(CPV) || isa<UndefValue>(CPV)) {
       Result = const_cast<Constant*>(CPV);
     } else if (isa<GlobalValue>(CPV)) {
       Result = cast<Constant>(RemapOperand(CPV, LocalMap, GlobalMap));
-- 
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