[Mlir-commits] [mlir] [mlir][dataflow] Fix LivenessAnalysis/RemoveDeadValues handling of loop induction variables (PR #161117)

[lonely eagle]

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@@ -309,15 +310,29 @@ RunLivenessAnalysis::RunLivenessAnalysis(Operation *op) {
              << " has no liveness info (unreachable), mark dead";
       solver.getOrCreateState<Liveness>(result.value());
     }
+    SmallVector<Value> mustLiveValues;
+    if (auto loopOp = dyn_cast<LoopLikeOpInterface>(op)) {
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linuxlonelyeagle wrote:

I think what you said make sense, and I fixed the bug using the method you mentioned.

https://github.com/llvm/llvm-project/pull/161117