1; RUN: llc < %s -O0 -march=x86-64
2; rdar://8204072
3; PR7652
4
5@sc = external global i8
6@uc = external global i8
7
8define void @test_fetch_and_op() nounwind {
9entry:
10  %tmp40 = atomicrmw and i8* @sc, i8 11 monotonic
11  store i8 %tmp40, i8* @sc
12  %tmp41 = atomicrmw and i8* @uc, i8 11 monotonic
13  store i8 %tmp41, i8* @uc
14  ret void
15}
16