llvm-6502/test/Transforms/InstCombine/2004-03-13-InstCombineInfLoop.ll

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; This testcase caused the combiner to go into an infinite loop, moving the
; cast back and forth, changing the seteq to operate on int vs uint and back.
; RUN: llvm-as < %s | opt -instcombine -disable-output
define i1 @test(i32 %A, i32 %B) {
%C = sub i32 0, %A ; <i32> [#uses=1]
%Cc = bitcast i32 %C to i32 ; <i32> [#uses=1]
%D = sub i32 0, %B ; <i32> [#uses=1]
%E = icmp eq i32 %Cc, %D ; <i1> [#uses=1]
ret i1 %E
}