llvm-project/llvm/test/Transforms/InstCombine/2002-08-02-CastTest.ll

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347 B
LLVM

; This testcase is incorrectly getting completely eliminated. There should be
; SOME instruction named %c here, even if it's a bitwise and.
;
; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis | grep '%c'
;
ulong %test3(ulong %A) {
%c1 = cast ulong %A to ubyte
%c2 = cast ubyte %c1 to ulong
ret ulong %c2
}