2014-06-28 Andrew Sutton <andrew.n.sutton@gmail.com>

2014-06-28  Andrew Sutton  <andrew.n.sutton@gmail.com>
	* gcc/cp/cp-tree.h (DECL_CONSTRAINTS): Remove this macro; use
	get_constraints instead.
	(set_constraints): new.
	* gcc/cp/cxx-pretty-print.c (pp_cxx_template_declaration): Use
	get_constraints.
	* gcc/cp/pt.c (get_specialization_constraints): Use get_constraints.
	(build_template_decl): Use get_constraints.
	(process_partial_specialization): Use get_constraints.
	(add_inherited_template_parms): Use get_constraints.
	(redeclare_class_template): Use get_constraints.
	(is_compatible_template_arg): Use get_constraints.
	(tsubst_friend_class): Use get_constraints.
	(tsubst_decl): Uset get_constraints.
	* gcc/cp/semantics.c (finish_template_template_parm): Use
	get_constraints.
	(fixup_template_type): Use get_constraints.
	* gcc/cp/constraint.cc (constraints): New global association
	of declarations to constraints.
	(get_constraints): Return the associated constraints from the
	hash table.
	(set_constraints): New. Associate constraints with a declaration.
	(check_template_constraints): Use get_constraints.
	(equivalently_constrained): Use get_constraints.
	(more_constrained): Use get_constraints.
	(diagnose_constraints): Use get_constraints.
	* gcc/testsuite/g++.dg/concepts/partial-spec.C: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/c++-concepts@212103 138bc75d-0d04-0410-961f-82ee72b054a4