diff options
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/InstructionCombining.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp index 91aebc1efd..6aef136cf5 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())); } |