[llvm] [LV] Vectorize early exit loops with stores using masking (PR #178454)

[Graham Hunter via llvm-commits]

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@@ -1,9 +1,73 @@
 ; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 6
-; RUN: opt -p loop-vectorize -force-vector-width=4 -disable-output -vplan-print-after=printOptimizedVPlan %s 2>&1 | FileCheck %s
+; RUN: opt -p loop-vectorize -force-vector-width=4 -disable-output -vplan-print-after=printOptimizedVPlan -enable-early-exit-vectorization-with-side-effects -force-target-supports-masked-memory-ops < %s 2>&1 | FileCheck %s -check-prefix=OPTIMIZED
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huntergr-arm wrote:

done

https://github.com/llvm/llvm-project/pull/178454