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-rw-r--r--llvm/lib/Transforms/Scalar/InstSimplifyPass.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Scalar/InstSimplifyPass.cpp b/llvm/lib/Transforms/Scalar/InstSimplifyPass.cpp
index c31d0e74641..920b12b8a6a 100644
--- a/llvm/lib/Transforms/Scalar/InstSimplifyPass.cpp
+++ b/llvm/lib/Transforms/Scalar/InstSimplifyPass.cpp
@@ -45,6 +45,7 @@ static bool runImpl(Function &F, const SimplifyQuery &SQ,
// Don't waste time simplifying dead/unused instructions.
if (isInstructionTriviallyDead(&I)) {
DeadInstsInBB.push_back(&I);
+ Changed = true;
} else if (!I.use_empty()) {
if (Value *V = SimplifyInstruction(&I, SQ, ORE)) {
// Mark all uses for resimplification next time round the loop.
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