[Bug libstdc++/116903] c++ regex accepts } and ] as a literal character.

[fsb4000 at yandex dot ru via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116903

fsb4000 at yandex dot ru changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID

--- Comment #2 from fsb4000 at yandex dot ru ---
Thank you. 
Yes. MS Edge and Firefox showed "true" for that regex.