1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Analysis/ValueTracking.cpp b/llvm/lib/Analysis/ValueTracking.cpp
index d47d38d..f1adc03 100644
--- a/llvm/lib/Analysis/ValueTracking.cpp
+++ b/llvm/lib/Analysis/ValueTracking.cpp
@@ -1137,8 +1137,8 @@ static void computeKnownBitsFromOperator(const Operator *I,
     Known.One |= Known2.One;
     break;
   case Instruction::Xor: {
-    computeKnownBits(I->getOperand(1), Known, Depth + 1, Q);
-    computeKnownBits(I->getOperand(0), Known2, Depth + 1, Q);
+    computeKnownBits(I->getOperand(1), DemandedElts, Known, Depth + 1, Q);
+    computeKnownBits(I->getOperand(0), DemandedElts, Known2, Depth + 1, Q);
 
     // Output known-0 bits are known if clear or set in both the LHS & RHS.
     APInt KnownZeroOut = (Known.Zero & Known2.Zero) | (Known.One & Known2.One);