[llvm] [LV][NFC] Emit remarks when failing to vectorise early exit loops (PR #225078)

[Luke Lau via llvm-commits]

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@@ -1,17 +1,20 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
 ; REQUIRES: asserts
-; RUN: opt -S < %s -p loop-vectorize -debug-only=loop-vectorize,vplan -force-vector-width=4 -disable-output 2>&1 | FileCheck %s
+; RUN: opt -S < %s -p loop-vectorize -debug-only=loop-vectorize,vplan -force-vector-width=4 \
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lukel97 wrote:

Nit whilst we're here, is `vplan` defined as a DEBUG_TYPE anywhere? I thought it was all just `loop-vectorize`

https://github.com/llvm/llvm-project/pull/225078