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