[llvm] [LV] Vectorize selecting last IV of min/max element. (PR #141431)

[Florian Hahn via llvm-commits]

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@@ -7209,7 +7212,11 @@ static void fixReductionScalarResumeWhenVectorizingEpilog(
          ((CmpOp == StartV && isGuaranteedNotToBeUndefOrPoison(CmpOp))));
     assert(IsExpectedPattern && "Unexpected reduction resume pattern");
     MainResumeValue = OrigResumeV;
+  } else {
+    if (auto *VPI = dyn_cast<VPInstruction>(EpiRedHeaderPhi->getStartValue()))
+      MainResumeValue = VPI->getOperand(0)->getUnderlyingValue();
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fhahn wrote:

done thanks

https://github.com/llvm/llvm-project/pull/141431