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| author | Nadav Rotem <nrotem@apple.com> | 2012-10-20 20:45:01 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2012-10-20 20:45:01 +0000 |
| commit | ccaccfa8bf070b169847109513610cf41abfd1f3 (patch) | |
| tree | 81157fa84d2bbb85339e89e44d17d5d848543c36 /test/Transforms | |
| parent | b8f2d82403bd059d26c091ec1ad3512033074546 (diff) | |
| download | external_llvm-ccaccfa8bf070b169847109513610cf41abfd1f3.zip external_llvm-ccaccfa8bf070b169847109513610cf41abfd1f3.tar.gz external_llvm-ccaccfa8bf070b169847109513610cf41abfd1f3.tar.bz2 | |
Fix an infinite loop in the loop-vectorizer.
PR14134.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166379 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms')
| -rw-r--r-- | test/Transforms/LoopVectorize/2012-10-20-infloop.ll | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/Transforms/LoopVectorize/2012-10-20-infloop.ll b/test/Transforms/LoopVectorize/2012-10-20-infloop.ll new file mode 100644 index 0000000..16a7729 --- /dev/null +++ b/test/Transforms/LoopVectorize/2012-10-20-infloop.ll @@ -0,0 +1,12 @@ +; RUN: opt < %s -loop-vectorize -dce + +; Check that we don't fall into an infinite loop. +define void @test() nounwind { +entry: + br label %for.body + +for.body: + %0 = phi i32 [ 1, %entry ], [ 0, %for.body ] + br label %for.body +} + |