[Bug c++/86082] user-defined literals are not converted to the execution charset

[krebbel at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86082

--- Comment #2 from Andreas Krebbel <krebbel at gcc dot gnu.org> ---
Created attachment 44300
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44300&action=edit
experimental patch