; RUN: opt < %s -passes=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
}