Add finalizer creation to array constructor for functions of derived type.

Add finalizer creation to array constructor for functions of derived type.

	PR fortran/90068

gcc/fortran/ChangeLog:

	* trans-array.cc (gfc_trans_array_ctor_element): Eval non-
	variable expressions once only.
	(gfc_trans_array_constructor_value): Add statements of
	final block.
	(trans_array_constructor): Detect when final block is required.

gcc/testsuite/ChangeLog:

	* gfortran.dg/finalize_57.f90: New test.