inline void ValueSet::put(Value x) {
_map.set_bit(x->id());
}
void set_local_is_oop(int index) { _local_oop_map.set_bit(index); }
WithBitSet(BitMap& bm, idx_t index) : _bm(bm), _index(index) {
// Failure may indicate test bug; can't use ASSERT_xxx in constructor.
EXPECT_FALSE(_bm.at(_index));
bm.set_bit(_index);
}