1; RUN: opt < %s -instcombine -disable-output 2; PR577 3 4define i1 @test() { 5 %tmp.3 = shl i32 0, 41 ; <i32> [#uses=1] 6 %tmp.4 = icmp ne i32 %tmp.3, 0 ; <i1> [#uses=1] 7 ret i1 %tmp.4 8} 9 10