[Bug c++/68073] free(): invalid pointer errors with short strings using _GLIBCXX_USE_CXX11_ABI=1

[nikola.kovacs at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68073

--- Comment #4 from nikola.kovacs at gmail dot com ---
(sorry for the triple post) I figured it out, it was caused by swap operating
on std::aligned_storage, so it didn't properly swap the string.