[Bug c++/114933] [15 Regression] mcfgthread-1.6.1 typecheck failure: error: explicit specializations are not permitted here

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114933

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Sergei Trofimovich from comment #1)
> /cc LIU Hao in case it's a new c++20 restriction and mcfgthread would need
> to adapt.

Looks like it is one:
https://cplusplus.github.io/CWG/issues/2443.html