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| author | Shih-wei Liao <sliao@google.com> | 2010-02-10 11:10:31 -0800 |
|---|---|---|
| committer | Shih-wei Liao <sliao@google.com> | 2010-02-10 11:10:31 -0800 |
| commit | e264f62ca09a8f65c87a46d562a4d0f9ec5d457e (patch) | |
| tree | 59e3d57ef656cef79afa708ae0a3daf25cd91fcf /test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll | |
| download | external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.zip external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.gz external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.bz2 | |
Check in LLVM r95781.
Diffstat (limited to 'test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll')
| -rw-r--r-- | test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll b/test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll new file mode 100644 index 0000000..1865c05 --- /dev/null +++ b/test/Analysis/ScalarEvolution/2008-07-19-InfiniteLoop.ll @@ -0,0 +1,15 @@ +; RUN: opt < %s -analyze -scalar-evolution \ +; RUN: -scalar-evolution-max-iterations=0 | grep Unpredictable +; PR2088 + +define void @fun() { +entry: + br label %loop +loop: + %i = phi i8 [ 0, %entry ], [ %i.next, %loop ] + %i.next = add i8 %i, 4 + %cond = icmp ne i8 %i.next, 6 + br i1 %cond, label %loop, label %exit +exit: + ret void +} |