NeXT runtime compatibility changes.

NeXT runtime compatibility changes.

gcc/testsuite:

	* objc.dg/torture/forward-1.m: Restore for m32 NeXT.
	* objc.dg/demangle-1.m: Remove NeXT ifdef around +initialize
	declaration and implementation.
	* objc.dg/property/dotsyntax-3.m: XFAIL NeXT m64 run.
	* obj-c++.dg/property/at-property-13.mm: Likewise.
	* obj-c++.dg/property/fsf-property-method-access.mm: Likewise.
	* obj-c++.dg/property/property-1.mm: Likewise.
	* obj-c++.dg/property/at-property-7.mm: Likewise.
	* obj-c++.dg/property/at-property-9.mm: Likewise.
	* obj-c++.dg/property/dotsyntax-2.mm: Likewise.
	* obj-c++.dg/property/at-property-10.mm: Likewise.
	* obj-c++.dg/property/synthesize-2.mm: Likewise.
	* obj-c++.dg/property/at-property-12.mm: Likewise.
	* obj-c++.dg/property/fsf-property-basic.mm: Likewise.
	* obj-c++.dg/property/fsf-property-named-ivar.mm: Likewise.
	* obj-c++.dg/property/at-property-6.mm: Likewise.
	* obj-c++.dg/property/at-property-8.mm: Likewise.
	* obj-c++.dg/property/dotsyntax-1.mm: Likewise.
	* obj-c++.dg/property/dotsyntax-3.mm: Likewise.
	* obj-c++.dg/property/at-property-11.mm: Likewise.
	* obj-c++.dg/template-8.mm: Likewise.
	* obj-c++.dg/encode-3.mm: Use abort (), cast char types.
	* obj-c++.dg/demangle-2.mm: Add +initialize:, XFAIL NeXT m64.
	* obj-c++.dg/property/at-property-2.mm: Comment out a case that ICEs and
	put a FIXME for this.
	* obj-c++.dg/property/property-2.mm: Remove.
	* obj-c++.dg/property/property-3.mm: Remove.

From-SVN: r166352