[llvm] [VPlan] Only use selectVectorizationFactor for cross-check (NFCI). (PR #103033)

[Florian Hahn via llvm-commits]

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@@ -7031,11 +7030,10 @@ LoopVectorizationPlanner::plan(ElementCount UserVF, unsigned UserIC) {
         if (!hasPlanWithVF(UserVF)) {
           LLVM_DEBUG(dbgs()
                      << "LV: No VPlan could be built for " << UserVF << ".\n");
-          return std::nullopt;
         }
 
         LLVM_DEBUG(printPlans(dbgs()));
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fhahn wrote:

Done thanks!

https://github.com/llvm/llvm-project/pull/103033