2012-05-18 Sergio Durigan Junior <sergiodj@redhat.com>

* ada-lang.c:
	* ada-tasks.c:
	* ada-varobj.c:
	* amd64-darwin-tdep.c:
	* arm-symbian-tdep.c:
	* arm-tdep.c:
	* avr-tdep.c:
	* ax-gdb.c:
	* bfin-linux-tdep.c:
	* breakpoint.c:
	* c-valprint.c:
	* cli/cli-cmds.c:
	* coffread.c:
	* cp-support.c:
	* cris-tdep.c:
	* dwarf2-frame-tailcall.c:
	* dwarf2-frame.c:
	* dwarf2expr.c:
	* dwarf2loc.c:
	* dwarf2read.c:
	* elfread.c:
	* eval.c:
	* expprint.c:
	* f-valprint.c:
	* frv-tdep.c:
	* h8300-tdep.c:
	* hppa-hpux-tdep.c:
	* hppa-tdep.c:
	* hppanbsd-tdep.c:
	* i386-nto-tdep.c:
	* i386-tdep.c:
	* i387-tdep.c:
	* ia64-tdep.c:
	* jit.c:
	* linespec.c:
	* linux-tdep.c:
	* lm32-tdep.c:
	* m2-valprint.c:
	* m32c-tdep.c:
	* m32r-rom.c:
	* m32r-tdep.c:
	* m68k-tdep.c:
	* m68klinux-tdep.c:
	* mi/mi-main.c:
	* microblaze-tdep.c:
	* mips-linux-tdep.c:
	* mips-tdep.c:
	* mn10300-tdep.c:
	* p-valprint.c:
	* parse.c:
	* ppc-linux-tdep.c:
	* ppc-sysv-tdep.c:
	* printcmd.c:
	* python/py-finishbreakpoint.c:
	* python/py-inferior.c:
	* python/py-infthread.c:
	* python/py-type.c:
	* python/python.c:
	* remote-fileio.c:
	* remote-m32r-sdi.c:
	* remote-mips.c:
	* reverse.c:
	* rl78-tdep.c:
	* rs6000-aix-tdep.c:
	* rs6000-tdep.c:
	* s390-tdep.c:
	* score-tdep.c:
	* sh64-tdep.c:
	* skip.c:
	* solib-darwin.c:
	* solib-dsbt.c:
	* solib-frv.c:
	* sparc-tdep.c:
	* spu-multiarch.c:
	* spu-tdep.c:
	* stack.c:
	* symfile.c:
	* symtab.c:
	* tic6x-tdep.c:
	* tracepoint.c:
	* v850-tdep.c:
	* valarith.c:
	* valprint.c:
	* value.c:
	* xcoffread.c:
	* xtensa-tdep.c:
	* ada-lang.c:
	* ada-tasks.c:
	* ada-varobj.c:
	* amd64-darwin-tdep.c:
	* arm-symbian-tdep.c:
	* arm-tdep.c: Delete unused variables.

gdb/lm32-tdep.c

@@ -188,7 +188,6 @@ static CORE_ADDR
 lm32_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
 {
   CORE_ADDR func_addr, limit_pc;
-  struct symtab_and_line sal;
   struct lm32_frame_cache frame_info;
   struct trad_frame_saved_reg saved_regs[SIM_LM32_NUM_REGS];
 
@@ -263,8 +262,6 @@ lm32_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
       struct type *arg_type = check_typedef (value_type (arg));
       gdb_byte *contents;
       int len;
-      int j;
-      int reg;
       ULONGEST val;
 
       /* Promote small integer types to int.  */
@@ -315,7 +312,6 @@ lm32_extract_return_value (struct type *type, struct regcache *regcache,
 {
   struct gdbarch *gdbarch = get_regcache_arch (regcache);
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
-  int offset;
   ULONGEST l;
   CORE_ADDR return_buffer;
 
@@ -422,17 +418,11 @@ lm32_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
 static struct lm32_frame_cache *
 lm32_frame_cache (struct frame_info *this_frame, void **this_prologue_cache)
 {
-  CORE_ADDR prologue_pc;
   CORE_ADDR current_pc;
   ULONGEST prev_sp;
   ULONGEST this_base;
   struct lm32_frame_cache *info;
-  int prefixed;
-  unsigned long instruction;
-  int op;
-  int offsets[32];
   int i;
-  long immediate;
 
   if ((*this_prologue_cache))
     return (*this_prologue_cache);