[Bug libstdc++/21334] Lack of Posix compliant thread safety in std::basic_string

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21334

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED
   Target Milestone|---                         |12.5

--- Comment #59 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Fixed by documenting the thread-safety rules for the COW std::string.