[Bug libstdc++/71500] regex::icase only works on first character in a range

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71500

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED
   Target Milestone|---                         |8.0

--- Comment #19 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Yes, I think it's all fixed now.

Comment 0 and comment 3 are fixed from 7.1, but comment 15 isn't fixed until
8.1