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; RUN: opt %s -instcombine -S | grep {zext } | count 1
; PR1570
define i32 @test2(float %X, float %Y) {
entry:
%tmp3 = fcmp uno float %X, %Y ; <i1> [#uses=1]
%tmp34 = zext i1 %tmp3 to i8 ; <i8> [#uses=1]
%tmp = xor i8 %tmp34, 1 ; <i8> [#uses=1]
%toBoolnot5 = zext i8 %tmp to i32 ; <i32> [#uses=1]
ret i32 %toBoolnot5
}
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