[patch] cleanup: remove unused - c-*

[Aleksandar Ristovski <aristovski at qnx dot com>]

Hello,

This is removing unused variables and allows compiling with -Wunused.

Thanks,

Aleksandar Ristovski
QNX Software Systems


ChangeLog:

Aleksandar Ristovski  <aristovski@qnx.com>

     * c-exp.y (classify_inner_name): Remove unused TYPE.
     * c-lang.c (c_printstr): Remove unused BYTE_ORDER, I, THINGS_PRINTED,
     IN_QUOTES, NEED_COMMA, WCHAR_BUF, OUTPUT, CLEANUP, ITER, FINISHED,
     NEED_ESCAPE.
     (c_get_string): Remove unused KIND.
     * c-typeprint.c (c_type_print_args): Remove unused I, LEN, ARGS, 
TABLE2.


Index: gdb/c-exp.y
===================================================================
RCS file: /cvs/src/src/gdb/c-exp.y,v
retrieving revision 1.110
diff -u -p -r1.110 c-exp.y
--- gdb/c-exp.y	25 Jan 2013 17:34:03 -0000	1.110
+++ gdb/c-exp.y	30 Jan 2013 22:25:14 -0000
@@ -2865,7 +2865,7 @@ classify_name (const struct block *block
 static int
 classify_inner_name (const struct block *block, int first_name)
 {
-  struct type *type, *new_type;
+  struct type *type;
   char *copy;
 
   if (first_name)
Index: gdb/c-lang.c
===================================================================
RCS file: /cvs/src/src/gdb/c-lang.c,v
retrieving revision 1.103
diff -u -p -r1.103 c-lang.c
--- gdb/c-lang.c	1 Jan 2013 06:32:40 -0000	1.103
+++ gdb/c-lang.c	30 Jan 2013 22:25:14 -0000
@@ -196,17 +196,6 @@ c_printstr (struct ui_file *stream, stru
   const char *type_encoding;
   const char *encoding;
 
-  enum bfd_endian byte_order = gdbarch_byte_order (get_type_arch (type));
-  unsigned int i;
-  unsigned int things_printed = 0;
-  int in_quotes = 0;
-  int need_comma = 0;
-  struct obstack wchar_buf, output;
-  struct cleanup *cleanup;
-  struct wchar_iterator *iter;
-  int finished = 0;
-  int need_escape = 0;
-
   str_type = (classify_type (type, get_type_arch (type), &type_encoding)
 	      & ~C_CHAR);
   switch (str_type)
@@ -255,7 +244,6 @@ c_get_string (struct value *value, gdb_b
   int req_length = *length;
   enum bfd_endian byte_order
     = gdbarch_byte_order (get_type_arch (type));
-  enum c_string_type kind;
 
   if (element_type == NULL)
     goto error;
@@ -284,7 +272,7 @@ c_get_string (struct value *value, gdb_b
 
   if (! c_textual_element_type (element_type, 0))
     goto error;
-  kind = classify_type (element_type,
+  (void) classify_type (element_type,
 			get_type_arch (element_type),
 			charset);
   width = TYPE_LENGTH (element_type);
Index: gdb/c-typeprint.c
===================================================================
RCS file: /cvs/src/src/gdb/c-typeprint.c,v
retrieving revision 1.90
diff -u -p -r1.90 c-typeprint.c
--- gdb/c-typeprint.c	14 Jan 2013 20:59:26 -0000	1.90
+++ gdb/c-typeprint.c	30 Jan 2013 22:25:14 -0000
@@ -462,13 +462,10 @@ c_type_print_args (struct type *type, st
 		   int linkage_name, enum language language,
 		   const struct type_print_options *flags)
 {
-  int i, len;
-  struct field *args;
+  int i;
   int printed_any = 0;
 
   fprintf_filtered (stream, "(");
-  args = TYPE_FIELDS (type);
-  len = TYPE_NFIELDS (type);
 
   for (i = 0; i < TYPE_NFIELDS (type); i++)
     {
@@ -1298,7 +1295,6 @@ c_type_print_base (struct type *type, st
 		for (i = 0; i < TYPE_TYPEDEF_FIELD_COUNT (type); i++)
 		  {
 		    struct type *target = TYPE_TYPEDEF_FIELD_TYPE (type, i);
-		    struct typedef_hash_table *table2;
 
 		    /* Dereference the typedef declaration itself.  */
 		    gdb_assert (TYPE_CODE (target) == TYPE_CODE_TYPEDEF);