Makefile.in (fixed-funcs,fixed-conv-funcs): filter-out LIB2FUNCS_EXCLUDE before adding them to libgcc-objects, libgcc-s-objects.

	* Makefile.in (fixed-funcs,fixed-conv-funcs): filter-out
	LIB2FUNCS_EXCLUDE before adding them to libgcc-objects,
	libgcc-s-objects.
	* fixed-obj.mk: Only expand dependency if $o is not in
	LIB2FUNCS_EXCLUDE.

From-SVN: r190624