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llvm-mirror/test/Regression/Transforms/InstCombine/2004-03-13-InstCombineInfLoop.ll
2004-03-13 23:53:04 +00:00

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LLVM

; 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
bool %test(uint %A, int %B) {
%C = sub uint 0, %A
%Cc = cast uint %C to int
%D = sub int 0, %B
%E = seteq int %Cc, %D
ret bool %E
}