Update config.guess and config.sub

* config.guess: Sync with upstream version 2018-06-26.
	* config.sub: Sync with upstream version 2018-07-02.

From-SVN: r262466

ChangeLog

@@ -1,3 +1,8 @@
+2018-07-06  Sebastian Huber  <sebastian.huber@embedded-brains.de>
+
+	* config.guess: Sync with upstream version 2018-06-26.
+	* config.sub: Sync with upstream version 2018-07-02.
+
 2018-06-19  Bernhard M. Wiedemann  <bwiedemann@suse.de>
 
         * libtool.m4: Sort output of 'find' to enable deterministic builds.

config.guess

@@ -2,7 +2,7 @@
 # Attempt to guess a canonical system name.
 #   Copyright 1992-2018 Free Software Foundation, Inc.
 
-timestamp='2018-05-19'
+timestamp='2018-06-26'
 
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -894,8 +894,8 @@ EOF
 	# other systems with GNU libc and userland
 	echo "$UNAME_MACHINE-unknown-`echo "$UNAME_SYSTEM" | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]"``echo "$UNAME_RELEASE"|sed -e 's/[-(].*//'`-$LIBC"
 	exit ;;
-    i*86:Minix:*:*)
-	echo "$UNAME_MACHINE"-pc-minix
+    *:Minix:*:*)
+	echo "$UNAME_MACHINE"-unknown-minix
 	exit ;;
     aarch64:Linux:*:*)
 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"

config.sub

@@ -2,7 +2,7 @@
 # Configuration validation subroutine script.
 #   Copyright 1992-2018 Free Software Foundation, Inc.
 
-timestamp='2018-05-24'
+timestamp='2018-07-02'
 
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -1125,6 +1125,12 @@ case $basic_machine in
 	ps2)
 		basic_machine=i386-ibm
 		;;
+	riscv)
+		basic_machine=riscv32-unknown
+		;;
+	riscv-*)
+		basic_machine=`echo "$basic_machine" | sed 's/^riscv/riscv32/'`
+		;;
 	rm[46]00)
 		basic_machine=mips-siemens
 		;;