From 79a564caa7f936bf1bb2dcbf17a1244fca20d02e Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sat, 16 Oct 2004 23:28:04 +0000
Subject: [PATCH] Fix a type violation

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17069 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Transforms/Scalar/InstructionCombining.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index 91aebc1efdb..6aef136cf52 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -2516,7 +2516,7 @@ Instruction *InstCombiner::visitShiftInst(ShiftInst &I) {
 
   if (isa<UndefValue>(Op0)) {            // undef >>s X -> undef
     if (!isLeftShift && I.getType()->isSigned())
-      return ReplaceInstUsesWith(I, Op1);
+      return ReplaceInstUsesWith(I, Op0);
     else                         // undef << X -> 0   AND  undef >>u X -> 0
       return ReplaceInstUsesWith(I, Constant::getNullValue(I.getType()));
   }
-- 
2.34.1