[llvm] [LV] Strip bad FIXME in test (PR #137142)

[Florian Hahn via llvm-commits]

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@@ -5,7 +5,6 @@ target triple = "aarch64-unknown-linux-gnu"
 
 ; Test case where the minimum profitable trip count due to runtime checks
 ; exceeds VF.getKnownMinValue() * UF.
-; FIXME: The code currently incorrectly is missing a umax(VF * UF, 28).
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fhahn wrote:

Just noting that the we check for `umax(VF * VF, 20)` due to slightly different cost decisions, but this is still higher than VF.getKnownMinvalue() (2) * UF (2).

https://github.com/llvm/llvm-project/pull/137142