; RUN: opt < %s -instcombine -S | \ ; RUN: FileCheck %s ; Should be optimized to one and. define i1 @test1(i32 %a, i32 %b) { ; CHECK-LABEL: @test1( ; CHECK-NEXT: %1 = xor i32 %a, %b ; CHECK-NEXT: %2 = and i32 %1, 65280 ; CHECK-NEXT: %tmp = icmp ne i32 %2, 0 ; CHECK-NEXT: ret i1 %tmp %tmp1 = and i32 %a, 65280 ; [#uses=1] %tmp3 = and i32 %b, 65280 ; [#uses=1] %tmp = icmp ne i32 %tmp1, %tmp3 ; [#uses=1] ret i1 %tmp }