llvm-project/llvm/test/Transforms/InstCombine/2008-07-08-ShiftOneAndOne.ll

11 lines
288 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep {icmp ne i32 \%a}
; PR2330
define i1 @foo(i32 %a) nounwind {
entry:
%tmp15 = shl i32 1, %a ; <i32> [#uses=1]
%tmp237 = and i32 %tmp15, 1 ; <i32> [#uses=1]
%toBool = icmp eq i32 %tmp237, 0 ; <i1> [#uses=1]
ret i1 %toBool
}