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; RUN: opt < %s -instcombine -S | not grep {= or}
; PR3266
; XFAIL: *
define i1 @foo(i32 %x, i32 %y) nounwind {
.summary:
%0 = icmp sgt i32 %x, 4 ; <i1> [#uses=1]
%1 = icmp sgt i32 %y, 0 ; <i1> [#uses=1]
%.demorgan = or i1 %1, %0 ; <i1> [#uses=1]
%2 = xor i1 %.demorgan, true ; <i1> [#uses=1]
ret i1 %2
}
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