cp:
	PR c++/16889
	* search.c (lookup_field_queue_p): Correct check for hidden base.

	* search.c (bfs_walk): Remove.
	(lookup_member): Use dfs_walk_real.
	(dfs_walk_real): Move and adjust documentation from bfs_walk.
testsuite:
	PR c++/16889
	* g++.dg/lookup/ambig3.C: New.

From-SVN: r88037