In libobjc/: 2010-12-24 Nicola Pero <nicola.pero@meta-innovation.com>

In libobjc/:
2010-12-24  Nicola Pero  <nicola.pero@meta-innovation.com>

	* selector.c (sel_getTypedSelector): Return NULL if given a NULL
	argument.
	(sel_registerTypedName): Same.
	(sel_registerName): Same.
	* objc/runtime.h: Updated documentation.
	
In gcc/testsuite/:
2010-12-24  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc.dg/gnu-api-2-sel.m: Test calling sel_getUid,
	sel_registerName and sel_registerTypedName with NULL arguments.
	Updated the test to work with the Apple runtime as well.
	* obj-c++.dg/gnu-api-2-sel.mm: Same change.

From-SVN: r168231