re PR fortran/32103 (Module with equivalence draws "unsatisfied reference")

2007-05-31  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/32103
	* module.c (mio_symtree_ref): If an equivalence group member
	is not used, give it a hidden symbol and set the pointer_info.
	(load_equiv): Only free the equivalence if none of the members
	are used.

2007-05-31  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/32103
	* gfortran.dg/module_equivalence_3.f90: New test.

From-SVN: r125216