llvm-project/llvm/test/Transforms/InstCombine/2006-09-15-CastToBool.ll

15 lines
620 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep and
; PR913
define i32 @test(i32* %tmp1) {
%tmp.i = load i32* %tmp1 ; <i32> [#uses=1]
%tmp = bitcast i32 %tmp.i to i32 ; <i32> [#uses=1]
%tmp2.ui = lshr i32 %tmp, 5 ; <i32> [#uses=1]
%tmp2 = bitcast i32 %tmp2.ui to i32 ; <i32> [#uses=1]
%tmp3 = and i32 %tmp2, 1 ; <i32> [#uses=1]
%tmp3.upgrd.1 = icmp ne i32 %tmp3, 0 ; <i1> [#uses=1]
%tmp34 = zext i1 %tmp3.upgrd.1 to i32 ; <i32> [#uses=1]
ret i32 %tmp34
}