[Bug libstdc++/67503] String cannot be loaded from binary representation

[radventure at yandex dot ru]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67503

--- Comment #9 from radventure at yandex dot ru ---
I understand the "small string optimization" idea. I agree about allocation
counting. But I don't see space economy, now sizeof(string) is 28 bytes in
32-bit environment instead of 4 bytes early.