https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109645
--- Comment #5 from David Binderman <dcb314 at hotmail dot com> --- This commit commit 95d4c0d2e6318aef88ba0bc607dfc1ec6b7a612f Author: Jason Merrill <ja...@redhat.com> Date: Thu Mar 16 16:55:39 2023 -0400 c++: restore instantiate_decl assert looks to be a hot candidate.