[Bug c++/84330] [6/7/8 Regression] [concepts] ICE with broken constraint

[paolo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84330

--- Comment #4 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> ---
Author: paolo
Date: Thu Feb 15 18:05:40 2018
New Revision: 257698

URL: https://gcc.gnu.org/viewcvs?rev=257698&root=gcc&view=rev
Log:
/cp
2018-02-15  Paolo Carlini  <paolo.carl...@oracle.com>

        PR c++/84330
        * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
        as first argument.

/testsuite
2018-02-15  Paolo Carlini  <paolo.carl...@oracle.com>

        PR c++/84330
        * g++.dg/concepts/pr84330.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/concepts/pr84330.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/constraint.cc
    trunk/gcc/testsuite/ChangeLog