* config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
	than Driver option.
	* config/hpux11.opt (mt): Likewise.
	* config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
	* config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
	* config/vax/elf.opt (mno-asm-pic): Likewise.
	* config/vms/vms.opt (map, mvms-return-codes): Likewise.

From-SVN: r170383