[patch] osabi, memattr, mem-break, target, parse, reverse.c: remove unused variables.

[Michael Snyder <msnyder at vmware dot com>]

2010-05-06  Michael Snyder  <msnyder@vmware.com>

	* osabi.c (_initialize_gdb_osabi): Delete unused variable.
	* memattr.c (mem_delete): Delete unused variable.
	(invalidate_target_mem_regions): Delete unused variable.
	* mem-break.c (default_memory_insert_breakpoint):
	Delete unused variable.
	* target.c (target_get_osdata): Delete unused variable.
	* parse.c (length_of_subexp): Delete unused variable.
	(prefixify_subexp): Delete unused variable.
	(exp_iterate): Delete unused variable.
	* reverse.c (delete_bookmark_command): Delete unused variable.

Index: osabi.c
===================================================================
RCS file: /cvs/src/src/gdb/osabi.c,v
retrieving revision 1.49
diff -u -p -r1.49 osabi.c
--- osabi.c	25 Feb 2010 20:30:58 -0000	1.49
+++ osabi.c	6 May 2010 22:29:03 -0000
@@ -630,8 +630,6 @@ extern initialize_file_ftype _initialize
 void
 _initialize_gdb_osabi (void)
 {
-  struct cmd_list_element *c;
-
   if (strcmp (gdb_osabi_names[GDB_OSABI_INVALID], "<invalid>") != 0)
     internal_error
       (__FILE__, __LINE__,
Index: memattr.c
===================================================================
RCS file: /cvs/src/src/gdb/memattr.c,v
retrieving revision 1.36
diff -u -p -r1.36 memattr.c
--- memattr.c	1 Jan 2010 07:31:37 -0000	1.36
+++ memattr.c	6 May 2010 22:29:03 -0000
@@ -292,9 +292,6 @@ lookup_mem_region (CORE_ADDR addr)
 void
 invalidate_target_mem_regions (void)
 {
-  struct mem_region *m;
-  int ix;
-
   if (!target_mem_regions_valid)
     return;
 
@@ -655,7 +652,7 @@ mem_disable_command (char *args, int fro
 static void
 mem_delete (int num)
 {
-  struct mem_region *m1, *m;
+  struct mem_region *m;
   int ix;
 
   if (!mem_region_list)
Index: mem-break.c
===================================================================
RCS file: /cvs/src/src/gdb/mem-break.c,v
retrieving revision 1.21
diff -u -p -r1.21 mem-break.c
--- mem-break.c	1 Jan 2010 07:31:37 -0000	1.21
+++ mem-break.c	6 May 2010 22:29:03 -0000
@@ -46,7 +46,6 @@ default_memory_insert_breakpoint (struct
 {
   int val;
   const unsigned char *bp;
-  int bplen;
 
   /* Determine appropriate breakpoint contents and size for this address.  */
   bp = gdbarch_breakpoint_from_pc
Index: target.c
===================================================================
RCS file: /cvs/src/src/gdb/target.c,v
retrieving revision 1.249
diff -u -p -r1.249 target.c
--- target.c	2 May 2010 23:52:14 -0000	1.249
+++ target.c	6 May 2010 22:29:03 -0000
@@ -2575,7 +2575,6 @@ target_supports_non_stop (void)
 char *
 target_get_osdata (const char *type)
 {
-  char *document;
   struct target_ops *t;
 
   /* If we're already connected to something that can get us OS
Index: parse.c
===================================================================
RCS file: /cvs/src/src/gdb/parse.c,v
retrieving revision 1.96
diff -u -p -r1.96 parse.c
--- parse.c	22 Apr 2010 23:15:41 -0000	1.96
+++ parse.c	6 May 2010 22:29:03 -0000
@@ -776,7 +776,7 @@ prefixify_expression (struct expression 
 int
 length_of_subexp (struct expression *expr, int endpos)
 {
-  int oplen, args, i;
+  int oplen, args;
 
   operator_length (expr, endpos, &oplen, &args);
 
@@ -984,7 +984,6 @@ prefixify_subexp (struct expression *ine
   int args;
   int i;
   int *arglens;
-  enum exp_opcode opcode;
   int result = -1;
 
   operator_length (inexpr, inend, &oplen, &args);
@@ -1472,7 +1471,6 @@ exp_iterate (struct expression *exp,
 	     void *data)
 {
   int endpos;
-  const union exp_element *const elts = exp->elts;
 
   for (endpos = exp->nelts; endpos > 0; )
     {
Index: reverse.c
===================================================================
RCS file: /cvs/src/src/gdb/reverse.c,v
retrieving revision 1.8
diff -u -p -r1.8 reverse.c
--- reverse.c	1 Jan 2010 07:31:41 -0000	1.8
+++ reverse.c	6 May 2010 22:29:03 -0000
@@ -213,7 +213,7 @@ delete_all_bookmarks (void)
 static void
 delete_bookmark_command (char *args, int from_tty)
 {
-  struct bookmark *b, *b1;
+  struct bookmark *b;
   unsigned long num;
 
   if (bookmark_chain == NULL)