1; RUN: llc < %s -mtriple=s390x-linux-gnu -o /dev/null -O0 2; 3; Check that tryRISBGZero() does not crash when LHS (and RHS) of an AND node 4; is constant. 5 6define void @fun() { 7 %const = bitcast i64 1064831134304126 to i64 8 %xor.i = xor i64 0, %const 9 %sub.i = add nsw i64 0, -1064831134304126 10 %xor1.i = xor i64 %sub.i, %const 11 %and.i = and i64 %xor1.i, %xor.i 12 %tobool5.not = icmp eq i64 %and.i, 0 13 %spec.store.select = select i1 %tobool5.not, i64 %const, i64 6 14 store i64 %spec.store.select, ptr undef 15 ret void 16} 17