fix PR4963: folding insertvalue would sometimes turn a packed struct into

[llvm/avr.git] / test / Transforms / InstCombine / 2008-07-10-CastSextBool.ll

; RUN: opt < %s -instcombine -S | grep {%C = xor i1 %A, true}
; RUN: opt < %s -instcombine -S | grep {ret i1 false}
; PR2539

define i1 @test1(i1 %A) {
        %B = zext i1 %A to i32
        %C = icmp slt i32 %B, 1
        ret i1 %C
}


define i1 @test2(i1 zeroext  %b) {
entry:
        %cmptmp = icmp slt i1 %b, true          ; <i1> [#uses=1]
        ret i1 %cmptmp
}