; RUN: opt < %s -instcombine -S | not grep and

define i8 @test21(i8 %A) {
        ;; sign extend
        %C = ashr i8 %A, 7              ; <i8> [#uses=1]
        ;; chop off sign
        %D = and i8 %C, 1               ; <i8> [#uses=1]
        ret i8 %D
}