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-rw-r--r--llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp b/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
index ab8c7b664cf..5ab61f1c97e 100644
--- a/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
@@ -411,6 +411,9 @@ analyzeLoopUnrollCost(const Loop *L, unsigned TripCount, DominatorTree &DT,
// it. We don't change the actual IR, just count optimization
// opportunities.
for (Instruction &I : *BB) {
+ if (isa<DbgInfoIntrinsic>(I))
+ continue;
+
// Track this instruction's expected baseline cost when executing the
// rolled loop form.
RolledDynamicCost += TTI.getUserCost(&I);
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