2005-03-23  Mark Mitchell  <mark@codesourcery.com>

	* gcc.c (do_spec_1): Do not add a -L path for a directory in
	the prefix list if we have already added a multilib directory
	based on that path.
	(main): Do not add MD_EXEC_PREFIX to the list of directories to
	search with -L.

From-SVN: r96915