1 ; This test makes sure that or instructions are properly eliminated.
2 ; This test is for Integer BitWidth <= 64 && BitWidth % 2 != 0.
5 ; RUN: opt < %s -instcombine -S | not grep or
8 define i7 @test0(i7 %X) {
13 define i17 @test1(i17 %X) {
18 define i23 @test2(i23 %A) {
20 %NotA = xor i23 -1, %A
25 define i39 @test3(i39 %V, i39 %M) {
26 ;; If we have: ((V + N) & C1) | (V & C2)
27 ;; .. and C2 = ~C1 and C2 is 0+1+ and (N & C2) == 0
29 %C1 = xor i39 274877906943, -1 ;; C2 = 274877906943
30 %N = and i39 %M, 274877906944
33 %D = and i39 %V, 274877906943