https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100044
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Status|UNCONFIRMED |ASSIGNED Assignee|unassigned at gcc dot gnu.org |redi at gcc dot gnu.org Last reconfirmed| |2021-04-12 --- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> --- It wasn't forgetting it, that commit was implementing https://wg21.link/lwg3282 which didn't remove the deduction guides. The commit was correct. However, https://wg21.link/lwg3404 subsequently removed the deduction guides, but we don't implement that one yet, as shown at https://gcc.gnu.org/wiki/LibstdcxxTodo