1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineCasts.cpp b/lib/Transforms/InstCombine/InstCombineCasts.cpp
index 39279f4372..d07be2c8b3 100644
--- a/lib/Transforms/InstCombine/InstCombineCasts.cpp
+++ b/lib/Transforms/InstCombine/InstCombineCasts.cpp
@@ -34,7 +34,7 @@ static Value *DecomposeSimpleLinearExpr(Value *Val, unsigned &Scale,
   if (BinaryOperator *I = dyn_cast<BinaryOperator>(Val)) {
     // Cannot look past anything that might overflow.
     OverflowingBinaryOperator *OBI = dyn_cast<OverflowingBinaryOperator>(Val);
-    if (OBI && !OBI->hasNoUnsignedWrap()) {
+    if (OBI && !OBI->hasNoUnsignedWrap() && !OBI->hasNoSignedWrap()) {
       Scale = 1;
       Offset = 0;
       return Val;