[Bug c++/85076] [6 Regression] ICE with invalid template used as lambda argument

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85076

--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Jun 25 17:40:52 2018
New Revision: 262087

URL: https://gcc.gnu.org/viewcvs?rev=262087&root=gcc&view=rev
Log:
        Backported from mainline
        2018-03-27  Jakub Jelinek  <jakub@redhat.com>

        PR c++/85076
        * tree.c (cp_build_reference_type): If to_type is error_mark_node,
        return it right away.

        * g++.dg/cpp1y/pr85076.C: New test.

Added:
    branches/gcc-6-branch/gcc/testsuite/g++.dg/cpp1y/pr85076.C
Modified:
    branches/gcc-6-branch/gcc/cp/ChangeLog
    branches/gcc-6-branch/gcc/cp/tree.c
    branches/gcc-6-branch/gcc/testsuite/ChangeLog