Disallow configuring for powerpc*-*-linux*paired

The proper way, that is.


	* gcc/config.gcc (Unsupported targets): Add powerpc*-*-linux*paired*.
	(powerpc*-*-linux*): Don't handle it here.

From-SVN: r266763

gcc/ChangeLog

+2018-12-03  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* gcc/config.gcc (Unsupported targets): Add powerpc*-*-linux*paired*.
+	(powerpc*-*-linux*): Don't handle it here.
+
 2018-12-03  Jeff Law  <law@redhat.com>
 
 	* config/h8300/h8300.md (<code>qi3_1): Add gcc_unreachable to keep

gcc/config.gcc

@@ -278,6 +278,7 @@ case ${target} in
  | m68k-*-uclinuxoldabi*		\
  | mips64orion*-*-rtems*		\
  | pdp11-*-bsd				\
+ | powerpc*-*-linux*paired*		\
  | sparc-hal-solaris2*			\
  | thumb-*-*				\
  | *-*-freebsd[12] | *-*-freebsd[1234].* \
@@ -2660,7 +2661,7 @@ powerpc*-*-linux*)
 	    all) maybe_biarch=yes ;;
 	esac
 	case ${target} in
-	    powerpc64*-*-linux*spe* | powerpc*-*-linux*paired*)
+	    powerpc64*-*-linux*spe*)
 		echo "*** Configuration ${target} not supported" 1>&2
 		exit 1
 		;;