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-rw-r--r--lib/Transforms/Scalar/PredicateSimplifier.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/PredicateSimplifier.cpp b/lib/Transforms/Scalar/PredicateSimplifier.cpp
index ca0d056e58..6cda6d257d 100644
--- a/lib/Transforms/Scalar/PredicateSimplifier.cpp
+++ b/lib/Transforms/Scalar/PredicateSimplifier.cpp
@@ -350,6 +350,7 @@ namespace {
} break;
case Instruction::Xor: {
ConstantIntegral *CI = dyn_cast<ConstantIntegral>(V1);
+ if (!CI) break;
if (CI->isAllOnesValue()) {
if (BO->getOperand(0) == V1)
add(Opcode, ConstantBool::getFalse(), BO->getOperand(1), false);