[Bug libstdc++/71444] Error constants for MinGW-w64

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71444

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED
   Target Milestone|---                         |5.5

--- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Fixed for 5.5, 6.4 and 7.1