[llvm] [LV] Add initial support for vectorizing literal struct return values (PR #109833)

[Benjamin Maxwell via llvm-commits]

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@@ -3667,9 +3669,8 @@ void LoopVectorizationCostModel::collectLoopUniforms(ElementCount VF) {
 
       // ExtractValue instructions must be uniform, because the operands are
       // known to be loop-invariant.
-      if (auto *EVI = dyn_cast<ExtractValueInst>(&I)) {
-        assert(IsOutOfScope(EVI->getAggregateOperand()) &&
-               "Expected aggregate value to be loop invariant");
+      if (auto *EVI = dyn_cast<ExtractValueInst>(&I);
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MacDue wrote:

Happy to change this :+1: I think I may have picked up this style from another project :slightly_smiling_face:   

https://github.com/llvm/llvm-project/pull/109833