[Bug c++/87904] [9 Regression] ICE in lookup_mark, at cp/tree.c:2322 since r265679

[nathan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87904

--- Comment #1 from Nathan Sidwell <nathan at gcc dot gnu.org> ---
Author: nathan
Date: Wed Nov  7 16:28:46 2018
New Revision: 265879

URL: https://gcc.gnu.org/viewcvs?rev=265879&root=gcc&view=rev
Log:
[PR C++/87904] lookup ICE

https://gcc.gnu.org/ml/gcc-patches/2018-11/msg00468.html
        PR c++/87904
        * cp-tree.h (struct tree_overload): Fix comment.
        * tree.c (ovl_iterator::reveal_node): Propagate OVL_DEDUP_P.

        PR c++/87904
        * g++.dg/lookup/pr87904.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/lookup/pr87904.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/cp-tree.h
    trunk/gcc/cp/tree.c
    trunk/gcc/testsuite/ChangeLog