config.gcc [...]: Allow --enable-targets=all to build a biarch toolchain again.

2015-05-19  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* config.gcc [powerpc*-*-linux*]: Allow --enable-targets=all
	to build a biarch toolchain again.

From-SVN: r223418

gcc/ChangeLog

+2015-05-19  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* config.gcc [powerpc*-*-linux*]: Allow --enable-targets=all
+	to build a biarch toolchain again.
+
 2015-05-19  Jan Hubicka  <hubicka@ucw.cz>
 
 	* ipa-devirt.c (type_in_anonymous_namespace_p): Return true

gcc/config.gcc

@@ -2375,6 +2375,7 @@ powerpc*-*-linux*)
 	maybe_biarch=${cpu_is_64bit}
 	case ${enable_targets} in
 	    *powerpc64*) maybe_biarch=yes ;;
+	    all) maybe_biarch=yes ;;
 	esac
 	case ${target} in
 	    powerpc64*-*-linux*spe* | powerpc64*-*-linux*paired*)