https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86986
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jason at gcc dot gnu.org --- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> --- Started with r208178 PR c++/54440 * pt.c (get_template_parm_index): New. (fixed_parameter_pack_p_1, fixed_parameter_pack_p): New. (process_template_parm): Allow bare packs in template template parm template parms. (coerce_template_parameter_pack): Handle fixed template template parm packs and fixed packs not at the end of the parm list. (coerce_template_parms): Handle template parm packs not at the end of the parm list. (gen_elem_of_pack_expansion_instantiation): Handle a decl expansion.