https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93596
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> --- commit r10-7115-gdf15a82804e1f7f4a7432670b33387779de46549 Author: Jason Merrill <ja...@redhat.com> Date: Tue Mar 10 17:51:46 2020 -0400 c++: Fix ICE with omitted template args [PR93956]. reshape_init only wants to work on BRACE_ENCLOSED_INITIALIZER_P, i.e. raw initializer lists, and here was getting a CONSTRUCTOR that had already been processed for type A<int>. maybe_aggr_guide should also use that test. gcc/cp/ChangeLog 2020-03-10 Jason Merrill <ja...@redhat.com> PR c++/93956 * pt.c (maybe_aggr_guide): Check BRACE_ENCLOSED_INITIALIZER_P.