1e264f62ca09a8f65c87a46d562a4d0f9ec5d457Shih-wei Liao; RUN: opt < %s -domtree -gvn -domtree -constmerge -disable-output 2e264f62ca09a8f65c87a46d562a4d0f9ec5d457Shih-wei Liao 3e264f62ca09a8f65c87a46d562a4d0f9ec5d457Shih-wei Liaodefine i32 @test1() { 4e264f62ca09a8f65c87a46d562a4d0f9ec5d457Shih-wei Liao unreachable 5e264f62ca09a8f65c87a46d562a4d0f9ec5d457Shih-wei Liao} 6