[clang] [llvm] [clang-tools-extra] [flang] [compiler-rt] [VPlan] Replace VPRecipeOrVPValue with VP2VP recipe simplification. (PR #76090)

[Florian Hahn via cfe-commits]

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@@ -8999,6 +8963,18 @@ void LoopVectorizationPlanner::adjustRecipesForReductions(
         LinkVPBB->insert(FMulRecipe, CurrentLink->getIterator());
         VecOp = FMulRecipe;
       } else {
+        auto *Blend = dyn_cast<VPBlendRecipe>(CurrentLink);
+        if (PhiR->isInLoop() && Blend) {
+          assert(Blend->getNumIncomingValues() == 2);
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fhahn wrote:

added, thanks!

https://github.com/llvm/llvm-project/pull/76090