1; RUN: opt < %s -instcombine -S | \ 2; RUN: grep and | count 1 3 4; Should be optimized to one and. 5define i1 @test1(i32 %a, i32 %b) { 6 %tmp1 = and i32 %a, 65280 ; <i32> [#uses=1] 7 %tmp3 = and i32 %b, 65280 ; <i32> [#uses=1] 8 %tmp = icmp ne i32 %tmp1, %tmp3 ; <i1> [#uses=1] 9 ret i1 %tmp 10} 11 12