From 7c71fc399dc446896c337130e5b811cf8a5254a1 Mon Sep 17 00:00:00 2001
From: David Edelsohn <dje.gcc@gmail.com>
Date: Wed, 26 Oct 1994 03:18:14 +0000
Subject: [PATCH] Add support for arc processor.

---
 config.sub   | 7 +++++++
 configure.in | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/config.sub b/config.sub
index 60a52eaf425..c9fc8ac011f 100755
--- a/config.sub
+++ b/config.sub
@@ -158,6 +158,13 @@ case $basic_machine in
 	      | m88110-* | m680[01234]0-* | m683?2-* | z8k-* \
 	      | h8500-*) # CYGNUS LOCAL
 		;;
+# start-sanitize-arc
+	arc)
+		basic_machine=$basic_machine-unknown
+		;;
+	arc-*)
+		;;
+# end-sanitize-arc
 	# Recognize the various machine names and aliases which stand
 	# for a CPU type and a company and sometimes even an OS.
 	386bsd)						# CYGNUS LOCAL
diff --git a/configure.in b/configure.in
index ea11746c956..359b7713f12 100644
--- a/configure.in
+++ b/configure.in
@@ -320,6 +320,11 @@ case "${target}" in
     # newlib is not 64 bit ready
     noconfigdirs="$noconfigdirs newlib"
     ;;
+# start-sanitize-arc
+  arc-*-*)
+    noconfigdirs="$noconfigdirs libg++ libstdc++ libio librx"
+    ;;
+# end-sanitize-arc
   arm-*-*)
     noconfigdirs="$noconfigdirs ld"
     ;;
-- 
2.30.2