[patch] frame-unwind, gnu-v2-abi, cp-support, cp-namespace, trad-frame, tramp-frame.c: remove unused vars.

[Michael Snyder <msnyder@vmware.com>]

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

	* frame-unwind.c (frame_unwind_find_by_frame): 
	Delete unused variable.
	* gnu-v2-abi.c (gnuv2_value_rtti_type): Delete unused variable.
	* cp-support.c (mangled_name_to_comp): Delete unused variable.
	(method_name_from_physname): Delete unused variable.
	(cp_func_name): Delete unused variable.
	(cp_validate_operator): Delete unused variable.
	* cp-namespace.c (cp_scan_for_anonymous_namespaces): 
	Delete unused variable.
	* trad-frame.c (trad_frame_get_prev_register): 
	Delete unused variable.
	* tramp-frame.c (tramp_frame_cache): Delete unused variable.

Index: frame-unwind.c
===================================================================
RCS file: /cvs/src/src/gdb/frame-unwind.c,v
retrieving revision 1.28
diff -u -p -r1.28 frame-unwind.c
--- frame-unwind.c	1 Jan 2010 07:31:31 -0000	1.28
+++ frame-unwind.c	7 May 2010 01:11:20 -0000
@@ -90,11 +90,10 @@ frame_unwind_append_unwinder (struct gdb
 const struct frame_unwind *
 frame_unwind_find_by_frame (struct frame_info *this_frame, void **this_cache)
 {
-  int i;
   struct gdbarch *gdbarch = get_frame_arch (this_frame);
   struct frame_unwind_table *table = gdbarch_data (gdbarch, frame_unwind_data);
   struct frame_unwind_table_entry *entry;
-  struct cleanup *old_cleanup;
+
   for (entry = table->list; entry != NULL; entry = entry->next)
     {
       struct cleanup *old_cleanup;
Index: gnu-v2-abi.c
===================================================================
RCS file: /cvs/src/src/gdb/gnu-v2-abi.c,v
retrieving revision 1.36
diff -u -p -r1.36 gnu-v2-abi.c
--- gnu-v2-abi.c	2 Feb 2010 23:16:53 -0000	1.36
+++ gnu-v2-abi.c	7 May 2010 01:11:20 -0000
@@ -185,13 +185,8 @@ gnuv2_value_rtti_type (struct value *v, 
 {
   struct type *known_type;
   struct type *rtti_type;
-  CORE_ADDR coreptr;
-  struct value *vp;
-  long top_offset = 0;
-  char rtti_type_name[256];
   CORE_ADDR vtbl;
   struct minimal_symbol *minsym;
-  struct symbol *sym;
   char *demangled_name, *p;
   struct type *btype;
   struct type *known_type_vptr_basetype;
Index: cp-support.c
===================================================================
RCS file: /cvs/src/src/gdb/cp-support.c,v
retrieving revision 1.37
diff -u -p -r1.37 cp-support.c
--- cp-support.c	10 Mar 2010 18:20:06 -0000	1.37
+++ cp-support.c	7 May 2010 01:11:20 -0000
@@ -158,7 +158,6 @@ mangled_name_to_comp (const char *mangle
 {
   struct demangle_component *ret;
   char *demangled_name;
-  int len;
 
   /* If it looks like a v3 mangled name, then try to go directly
      to trees.  */
@@ -342,7 +341,6 @@ method_name_from_physname (const char *p
   void *storage = NULL;
   char *demangled_name = NULL, *ret;
   struct demangle_component *ret_comp;
-  int done;
 
   ret_comp = mangled_name_to_comp (physname, DMGL_ANSI, &storage,
 				   &demangled_name);
@@ -373,7 +371,6 @@ cp_func_name (const char *full_name)
 {
   char *ret;
   struct demangle_component *ret_comp;
-  int done;
 
   ret_comp = cp_demangled_name_to_comp (full_name, NULL);
   if (!ret_comp)
@@ -925,7 +922,6 @@ cp_validate_operator (const char *input)
   struct expression *expr;
   struct value *val;
   struct gdb_exception except;
-  struct cleanup *old_chain;
 
   p = input;
 
Index: cp-namespace.c
===================================================================
RCS file: /cvs/src/src/gdb/cp-namespace.c,v
retrieving revision 1.40
diff -u -p -r1.40 cp-namespace.c
--- cp-namespace.c	3 May 2010 20:10:22 -0000	1.40
+++ cp-namespace.c	7 May 2010 01:11:20 -0000
@@ -81,7 +81,6 @@ cp_scan_for_anonymous_namespaces (const 
       const char *name = SYMBOL_DEMANGLED_NAME (symbol);
       unsigned int previous_component;
       unsigned int next_component;
-      const char *len;
 
       /* Start with a quick-and-dirty check for mention of "(anonymous
 	 namespace)".  */
Index: trad-frame.c
===================================================================
RCS file: /cvs/src/src/gdb/trad-frame.c,v
retrieving revision 1.20
diff -u -p -r1.20 trad-frame.c
--- trad-frame.c	1 Jan 2010 07:31:42 -0000	1.20
+++ trad-frame.c	7 May 2010 01:11:20 -0000
@@ -136,7 +136,6 @@ trad_frame_get_prev_register (struct fra
 			      struct trad_frame_saved_reg this_saved_regs[],
 			      int regnum)
 {
-  struct gdbarch *gdbarch = get_frame_arch (this_frame);
   if (trad_frame_addr_p (this_saved_regs, regnum))
     /* The register was saved in memory.  */
     return frame_unwind_got_memory (this_frame, regnum,
Index: tramp-frame.c
===================================================================
RCS file: /cvs/src/src/gdb/tramp-frame.c,v
retrieving revision 1.18
diff -u -p -r1.18 tramp-frame.c
--- tramp-frame.c	1 Jan 2010 07:31:43 -0000	1.18
+++ tramp-frame.c	7 May 2010 01:11:20 -0000
@@ -44,7 +44,6 @@ static struct trad_frame_cache *
 tramp_frame_cache (struct frame_info *this_frame,
 		   void **this_cache)
 {
-  CORE_ADDR pc = get_frame_pc (this_frame);
   struct tramp_frame_cache *tramp_cache = (*this_cache);
   if (tramp_cache->trad_cache == NULL)
     {