2007-06-06  Eric Christopher  <echristo@apple.com>

	    * config.gcc (i?86-*-darwin*): Remove arch parameter.
	    (x86_64-*-darwin*): Ditto.
	    * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
	    (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.

From-SVN: r125508