https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82331
--- Comment #6 from Jason Merrill <jason at gcc dot gnu.org> --- Author: jason Date: Wed Jan 17 18:07:53 2018 New Revision: 256807 URL: https://gcc.gnu.org/viewcvs?rev=256807&root=gcc&view=rev Log: PR c++/82331 - ICE with variadic partial specialization of auto * pt.c (unify) [TEMPLATE_PARM_INDEX]: Set processing_template_decl around call to tsubst. Added: branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp1z/nontype-auto13.C Modified: branches/gcc-7-branch/gcc/cp/ChangeLog branches/gcc-7-branch/gcc/cp/pt.c