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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/Transforms/JumpThreading/branch-no-const.ll | |
| download | external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.zip external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.gz external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.bz2 | |
Check in LLVM r95781.
Diffstat (limited to 'test/Transforms/JumpThreading/branch-no-const.ll')
| -rw-r--r-- | test/Transforms/JumpThreading/branch-no-const.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/Transforms/JumpThreading/branch-no-const.ll b/test/Transforms/JumpThreading/branch-no-const.ll new file mode 100644 index 0000000..16867b0 --- /dev/null +++ b/test/Transforms/JumpThreading/branch-no-const.ll @@ -0,0 +1,21 @@ +; RUN: opt < %s -jump-threading -S | not grep phi + +declare i8 @mcguffin() + +define i32 @test(i1 %foo, i8 %b) { +entry: + %a = call i8 @mcguffin() + br i1 %foo, label %bb1, label %bb2 +bb1: + br label %jt +bb2: + br label %jt +jt: + %x = phi i8 [%a, %bb1], [%b, %bb2] + %A = icmp eq i8 %x, %a + br i1 %A, label %rt, label %rf +rt: + ret i32 7 +rf: + ret i32 8 +} |