https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78752
Andrew Sutton <andrew.n.sutton at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |andrew.n.sutton at gmail dot com --- Comment #3 from Andrew Sutton <andrew.n.sutton at gmail dot com> --- Created attachment 46937 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46937&action=edit Patch against concepts-cxx2a (git format-patch format) Adds a test for PR78752, which had been semi-fixed. The attached patch rebuilds constraints involving abbreviated functions with function argument packs and updates the corresponding template parameter list. We weren't doing that before, so we were checking constraints with the wrong arguments.