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.

From-SVN: r265879