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

	* objc-act.c (objc_types_are_equivalent): Fixed comparing protocol
	lists.  Check them two-ways to fix comparisons when one protocol
	implements the other one, or when one list contains duplicated
	protocols.

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

	* objc.dg/method-conflict-3.m: New.
	* objc.dg/method-conflict-4.m: New.	
	* obj-c++.dg/method-conflict-3.m: New.	
	* obj-c++.dg/method-conflict-4.mm: New.

From-SVN: r168356