re PR fortran/82173 ([meta-bug] Parameterized derived type errors)

re PR fortran/82173 ([meta-bug] Parameterized derived type errors)

2017-09-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/82173
	* decl.c (gfc_get_pdt_instance): Use the component initializer
	expression for the default, rather than the parameter value.
	* resolve.c (resolve_pdt): New function.
	(resolve_symbol): Call it. Remove false error, prohibiting
	deferred type parameters for dummy arguments.

	PR fortran/60483
	* primary.c (gfc_match_varspec): If the type of an associate
	name is unknown and yet there is a match, try resolving the
	target expression and using its type.

2017-09-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/82173
	* gfortran.dg/pdt_1.f03 : Eliminate spurious error checks.
	* gfortran.dg/pdt_2.f03 : The same.
	* gfortran.dg/pdt_3.f03 : The same.
	* gfortran.dg/pdt_4.f03 : Add 'modtype' and two new errors in
	module 'bad_vars'. Add error concerning assumed parameters and
	save attribute.
	* gfortran.dg/pdt_11.f03 : New test.

	PR fortran/60483
	* gfortran.dg/associate_9.f90 : Remove XFAIL and change to run.
	* gfortran.dg/associate_25.f90 : New test.
	* gfortran.dg/pdt_12.f03 : New test.

From-SVN: r252894