[C++ PATCH] Implement new "force_static" attribute

[David Malcolm]

On Mon, 2013-07-01 at 11:36 -0400, David Malcolm wrote:

Sorry, I forgot the ChangeLog entries:

gcc/
2013-07-01  David Malcolm  <dmalcolm@redhat.com>

	* doc/extend.texi (Type Attributes): Document new "force_static"
	attribute.

gcc/cp/
2013-07-01  David Malcolm  <dmalcolm@redhat.com>

	* cp-tree.h (struct lang_type_class): Add force_static bitfield.
	(CLASSTYPE_FORCE_STATIC): New macro.
	* decl.c (grokfndecl): Silently discard "const" on methods
	within a "force_static" class.
	(grokdeclarator): Implement the effect of the "force_static"
	attribute.
	* ptree.c (cxx_print_type): Indicate when a class has been
	marked with "force_static".
	* tree.c (cxx_attribute_table): Add an entry for a new
	"force_static" attribute.
	(handle_force_static_attribute): New.

gcc/testsuite/
2013-07-01  David Malcolm  <dmalcolm@redhat.com>

	New "force_static" attribute.
	* g++.dg/ext/force_static/attribute.C: New.
	* g++.dg/ext/force_static/callsite.C: Likewise.
	* g++.dg/ext/force_static/const.C: Likewise.
	* g++.dg/ext/force_static/ctor.C: Likewise.
	* g++.dg/ext/force_static/dtor.C: Likewise.
	* g++.dg/ext/force_static/method.C: Likewise.
	* g++.dg/ext/force_static/not-a-class.C: Likewise.
	* g++.dg/ext/force_static/struct.C: Likewise.
	* g++.dg/ext/force_static/trailing.C: Likewise.
	* g++.dg/ext/force_static/vfunc.C: Likewise.