[Bug c++/118278] [15 Regression] ICE in write_template_arg_literal

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118278

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 60034
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=60034&action=edit
gcc15-pr118278.patch

Untested fix.