[llvm-branch-commits] [llvm] Patch 3: [LV] Add extra CM instace for EpilogueTF (PR #202820)

[Luke Lau via llvm-branch-commits]

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@@ -0,0 +1,47 @@
+; REQUIRES: asserts
+
+; RUN: opt -S -passes=loop-vectorize -epilogue-tail-folding-policy=dont-fold-tail \
+; RUN:   -debug < %s 2>%t | FileCheck %s
+; RUN: cat %t | FileCheck --check-prefix=DEFAULT-CM %s
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lukel97 wrote:

How come this has two FileCheck invocations? Do we need to test the `CHECK-LABEL: @test_epilogue_tf` bit below? It would be nice if we can just do `opt < %s 2>&1 | FileCheck %s` and avoid writing to `%t`, since that sometimes leaves around a `%t` file w/ UTC

https://github.com/llvm/llvm-project/pull/202820