[llvm] [InstCombine] Fix infinite loop due to incorrect `DoesConsume` (PR #82973)

Yingwei Zheng via llvm-commits llvm-commits at lists.llvm.org
Mon Mar 4 09:33:37 PST 2024


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@@ -2341,9 +2341,12 @@ Value *InstCombiner::getFreelyInvertedImpl(Value *V, bool WillInvertAllUses,
                   !shouldAvoidAbsorbingNotIntoSelect(*cast<SelectInst>(V));
   // Selects/min/max with invertible operands are freely invertible
   if (IsSelect || match(V, m_MaxOrMin(m_Value(A), m_Value(B)))) {
+    bool SaveDoesConsume = DoesConsume;
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dtcxzyw wrote:

Done.

https://github.com/llvm/llvm-project/pull/82973


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