2007-04-23  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/31630
	* resolve.c (resolve_symbol): Allow resolution of formal
	namespaces nested within formal namespaces coming from modules.

	PR fortran/31620
	* trans-expr.c (gfc_trans_assignment): Make the call to
	gfc_trans_zero_assign conditional on the lhs array ref being
	the only reference.

2007-04-23  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/31630
	* gfortran.dg/used_types_17.f90: New test.

	PR fortran/31620
	* gfortran.dg/zero_array_components_1.f90: New test.

From-SVN: r124069