config.gcc (*-*-darwin*): Don't build crt2.o for all Darwin ports.

config.gcc (*-*-darwin*): Don't build crt2.o for all Darwin ports.

2006-03-15  Geoffrey Keating  <geoffk@apple.com>

	* config.gcc (*-*-darwin*): Don't build crt2.o for all Darwin ports.
	Do switch on default_use_cxa_atexit.
	(powerpc*-*-darwin*): Build crt2.o on powerpc.
	* config/darwin-crt3.o: New.
	* config/darwin.h (LINK_SPEC): If -shared-libgcc, make linker default
	to 10.3.  Pass '-multiply_defined suppress' if crt3.o is in use.
	(STARTFILE_SPEC): Add crt3.o when -shared-libgcc and appropriate
	OS version.
	* config/rs6000/t-darwin: Move crt2.o building to here.
	* config/rs6000/darwin.h (C_COMMON_OVERRIDE_OPTIONS): Update
	Mac OS version for using __cxa_get_exception_ptr.  Don't test versions
	of __cxa_atexit.

2006-03-15  Geoffrey Keating  <geoffk@apple.com>

	* g++.old-deja/g++.other/init18.C: New.
	* g++.old-deja/g++.other/init5.C: Remove xfail.

From-SVN: r112121