https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83916
--- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> --- Author: jason Date: Wed Mar 14 19:17:03 2018 New Revision: 258533 URL: https://gcc.gnu.org/viewcvs?rev=258533&root=gcc&view=rev Log: PR c++/83916 - ICE with template template parameters. * pt.c (convert_template_argument): Don't substitute into type of non-type parameter if we don't have enough arg levels. (unify): Likewise. Added: trunk/gcc/testsuite/g++.dg/template/ttp31.C trunk/gcc/testsuite/g++.dg/template/ttp32.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/pt.c
