mips.c (mips_handle_option): Remove unused variable.

gcc/
	* config/mips/mips.c (mips_handle_option): Remove unused variable.

From-SVN: r173836

gcc/ChangeLog

+2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_handle_option): Remove unused variable.
+
 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
 
 	* ipa-inline-analysis.c (inline_node_duplication_hook): Initialize

gcc/config/mips/mips.c

@@ -15287,7 +15287,6 @@ mips_handle_option (struct gcc_options *opts,
 		    location_t loc ATTRIBUTE_UNUSED)
 {
   size_t code = decoded->opt_index;
-  const char *arg = decoded->arg;
 
   switch (code)
     {