https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84611
--- Comment #3 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> --- Author: paolo Date: Thu Apr 19 18:09:45 2018 New Revision: 259505 URL: https://gcc.gnu.org/viewcvs?rev=259505&root=gcc&view=rev Log: /cp 2018-04-19 Paolo Carlini <paolo.carl...@oracle.com> PR c++/84611 * pt.c (lookup_template_class_1): Check pushtag return value for error_mark_node. /testsuite 2018-04-19 Paolo Carlini <paolo.carl...@oracle.com> PR c++/84611 * g++.dg/parse/crash68.C: New. Added: trunk/gcc/testsuite/g++.dg/parse/crash68.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/pt.c trunk/gcc/testsuite/ChangeLog