Fix miscompilation of MallocBench/espresso which code review pointed out
but apparently didn't make it into the final patch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31070 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index c30c0c9..bcb4888 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -4913,7 +4913,7 @@
// shr int -1, X = -1 (for any arithmetic shift rights of ~0)
if (!isLeftShift)
if (ConstantInt *CSI = dyn_cast<ConstantInt>(Op0))
- if (CSI->isAllOnesValue())
+ if (CSI->isAllOnesValue() && Op0->getType()->isSigned())
return ReplaceInstUsesWith(I, CSI);
// Try to fold constant and into select arguments.