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-rw-r--r--lib/Transforms/Scalar/InstructionCombining.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index 9023db7d50..6cac395405 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -3023,7 +3023,7 @@ Instruction *InstCombiner::visitSRem(BinaryOperator &I) {
I.setOperand(1, RHSNeg);
return &I;
}
-
+
// If the sign bits of both operands are zero (i.e. we can prove they are
// unsigned inputs), turn this into a urem.
if (I.getType()->isInteger()) {
@@ -4205,7 +4205,8 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
// Ensure that the larger constant is on the RHS.
ICmpInst *LHS = cast<ICmpInst>(Op0);
bool NeedsSwap;
- if (ICmpInst::isSignedPredicate(LHSCC))
+ if (ICmpInst::isEquality(LHSCC) ? ICmpInst::isSignedPredicate(RHSCC)
+ : ICmpInst::isSignedPredicate(LHSCC))
NeedsSwap = LHSCst->getValue().sgt(RHSCst->getValue());
else
NeedsSwap = LHSCst->getValue().ugt(RHSCst->getValue());