In gcc/objc/:
2010-12-30  Nicola Pero  <nicola@nicola.brainstorm.co.uk>

	* objc-act.c (start_class): Warn when a class attribute is
	ignored.
	(objc_declare_protocols): Warn when a protocol attribute in a
	protocol forward-declaration is ignored.
	(start_protocol): Warn when a protocol attribute is ignored.

In gcc/testsuite/:
2010-12-30  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc.dg/attributes/class-attribute-3.m: New.
	* objc.dg/attributes/proto-attribute-4.m: New.
	* obj-c++.dg/attributes/class-attribute-3.mm: New.
	* obj-c++.dg/attributes/proto-attribute-4.mm: New.

From-SVN: r168337