; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep {ret i1 true}
; PR1637
define i1 @f(i8* %arr) {
%X = getelementptr i8* %arr, i32 1
%Y = getelementptr i8* %arr, i32 1
%test = icmp uge i8* %X, %Y
ret i1 %test
}