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Diffstat (limited to 'test/Transforms/SCCP/logical-nuke.ll')
| -rw-r--r-- | test/Transforms/SCCP/logical-nuke.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/Transforms/SCCP/logical-nuke.ll b/test/Transforms/SCCP/logical-nuke.ll new file mode 100644 index 0000000..b3d845c --- /dev/null +++ b/test/Transforms/SCCP/logical-nuke.ll @@ -0,0 +1,9 @@ +; RUN: opt < %s -sccp -S | grep {ret i32 0} + +; Test that SCCP has basic knowledge of when and/or nuke overdefined values. + +define i32 @test(i32 %X) { + %Y = and i32 %X, 0 ; <i32> [#uses=1] + ret i32 %Y +} + |