Method chunk

gecode/kernel/memory/region.cpp:42–56

    c->next = new Chunk; c->next->next = nullptr;
  }
  Region::Chunk*
  Region::Pool::chunk(void) {
    Chunk* n;
    {
      Support::Lock l(m);
      if (c != nullptr) {
        assert(n_c > 0U);
        n = c; c = c->next; n_c--;
      } else {
        n = new Region::Chunk;
      }
      n->reset();
    }
    return n;
  }
  void
  Region::Pool::chunk(Chunk* u) {
    Support::Lock l(m);