[llvm] [LV] Emit better debug and opt-report messages when vectorization is disallowed in the LoopVectorizer (PR #158513)

[Florian Hahn via llvm-commits]

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@@ -0,0 +1,40 @@
+; This test checks that we emit only the correct debug messages and
+; optimization remark when the loop vectorizer is disabled by loop metadata
+; that requests no loop transformations.
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fhahn wrote:

can this test be moved to llvm/test/Transforms/LoopVectorize/diag-disabled-vectorization-msgs.ll?

https://github.com/llvm/llvm-project/pull/158513