Function parse_nsw_nuw

tools/alive_parser.cpp:624–636

}

static unsigned parse_nsw_nuw() {
  unsigned flags = BinOp::None;
  while (true) {
    if (tokenizer.consumeIf(NSW)) {
      flags |= BinOp::NSW;
    } else if (tokenizer.consumeIf(NUW)) {
      flags |= BinOp::NUW;
    } else {
      break;
    }
  }
  return flags;
}

static unsigned parse_exact() {
  if (tokenizer.consumeIf(EXACT))