-Wpointer-sign: char -> gdb_byte.

-Wpointer-sign catches all these cases across the codebase that should
be using gdb_byte for raw target bytes.  I think these are all
obvious, hence I've collapsed into a single patch.

gdb/
2013-04-19  Pedro Alves  <palves@redhat.com>

	* aarch64-tdep.c (aarch64_default_breakpoint): Change type to
	gdb_byte[].
	(aarch64_breakpoint_from_pc): Change return type to gdb_byte *.
	* ada-lang.c (ada_value_assign): Use gdb_byte.
	* alphanbsd-tdep.c (sigtramp_retcode): Change type to gdb_byte[].
	(alphanbsd_sigtramp_offset): Use gdb_byte.
	* arm-linux-tdep.c (arm_linux_arm_le_breakpoint)
	(arm_linux_arm_be_breakpoint, eabi_linux_arm_le_breakpoint)
	(eabi_linux_arm_be_breakpoint, arm_linux_thumb_be_breakpoint)
	(arm_linux_thumb_le_breakpoint, arm_linux_thumb2_be_breakpoint)
	(arm_linux_thumb2_le_breakpoint): Change type to gdb_byte[].
	* arm-tdep.c (arm_stub_unwind_sniffer)
	(arm_displaced_init_closure): Use gdb_byte.
	(arm_default_arm_le_breakpoint, arm_default_arm_be_breakpoint)
	(arm_default_thumb_le_breakpoint)
	(arm_default_thumb_be_breakpoint): Change type to gdb_byte[].
	* arm-tdep.h (struct gdbarch_tdep) <arm_breakpoint,
	thumb_breakpoint, thumb2_breakpoint>: Change type to gdb_byte *.
	* arm-wince-tdep.c (arm_wince_le_breakpoint)
	(arm_wince_thumb_le_breakpoint): Change type to gdb_byte[].
	* armnbsd-tdep.c (arm_nbsd_arm_le_breakpoint)
	(arm_nbsd_arm_be_breakpoint, arm_nbsd_thumb_le_breakpoint)
	(arm_nbsd_thumb_be_breakpoint): Change type to gdb_byte[].
	* armobsd-tdep.c (arm_obsd_thumb_le_breakpoint)
	(arm_obsd_thumb_be_breakpoint): Change type to gdb_byte[].
	* cris-tdep.c (push_stack_item, cris_push_dummy_call)
	(cris_store_return_value, cris_extract_return_value): Use
	gdb_byte.
	(constraint): Change type of parameter to char * from signed
	char*.  Use gdb_byte.
	* dwarf2loc.c (read_pieced_value, write_pieced_value): Change type
	of local buffer to gdb_byte *.
	* dwarf2read.c (read_index_from_section): Use gdb_byte.
	(create_dwp_hash_table): Change type of locals to gdb_byte *.
	(add_address_entry): Change type of local buffer to gdb_byte[].
	* frv-tdep.c (frv_adjust_breakpoint_address, find_func_descr)
	(frv_push_dummy_call): Use gdb_byte.
	* hppa-hpux-tdep.c (hppa_hpux_push_dummy_code)
	(hppa_hpux_supply_ss_fpblock, hppa_hpux_supply_ss_wide)
	(hppa_hpux_supply_save_state): Use gdb_byte.
	* hppa-tdep.c (hppa32_push_dummy_call)
	(hppa64_convert_code_addr_to_fptr): Use gdb_byte.
	* ia64-tdep.c (extract_bit_field, replace_bit_field)
	(slotN_contents, replace_slotN_contents): Change type of parameter
	to gdb_byte *.
	(fetch_instruction, ia64_pseudo_register_write)
	(ia64_register_to_value, ia64_value_to_register)
	(ia64_extract_return_value, ia64_store_return_value)
	(ia64_push_dummy_call): Use gdb_byte.
	* m32c-tdep.c (m32c_return_value): Remove cast.
	* m68hc11-tdep.c (m68hc11_pseudo_register_write)
	(m68hc11_push_dummy_call, m68hc11_store_return_value): Use
	gdb_byte.
	* mipsnbsd-tdep.c (mipsnbsd_get_longjmp_target): Use gdb_byte.
	* mn10300-tdep.c (mn10300_store_return_value)
	(mn10300_breakpoint_from_pc, mn10300_push_dummy_call): Use
	gdb_byte.
	* moxie-tdep.c (moxie_process_readu): Use gdb_byte.
	(moxie_process_record): Remove casts.
	* ppc-ravenscar-thread.c (supply_register_at_address)
	(ppc_ravenscar_generic_store_registers): Use gdb_byte.
	* ravenscar-thread.c (get_running_thread_id): Use gdb_byte.
	* remote-m32r-sdi.c (m32r_fetch_register): Use gdb_byte.
	* remote-mips.c (mips_xfer_memory): Use gdb_byte.
	* remote.c (compare_sections_command): Use gdb_byte.
	* score-tdep.c (score7_free_memblock): Change type of parameter to
	gdb_byte *.
	* sh-tdep.c (sh_justify_value_in_reg): Change return type to
	gdb_byte *.  Use gdb_byte.
	(sh_push_dummy_call_fpu): Use gdb_byte.
	(sh_extract_return_value_nofpu, sh_extract_return_value_fpu)
	(sh_store_return_value_nofpu, sh_store_return_value_fpu)
	(sh_register_convert_to_virtual, sh_register_convert_to_raw):
	Change parameter type to 'gdb_byte *'.  Use gdb_byte.
	(sh_pseudo_register_read, sh_pseudo_register_write): Use gdb_byte.
	* sh64-tdep.c (sh64_push_dummy_call): Use gdb_byte.
	(sh64_store_return_value, sh64_register_convert_to_virtual):
	Change parameter type to 'gdb_byte *'.  Use gdb_byte.
	(sh64_pseudo_register_write): Use gdb_byte.
	* solib-darwin.c (darwin_current_sos): Add casts to 'gdb_byte *'.
	* solib-irix.c (fetch_lm_info): Likewise.  Use gdb_byte for byte
	buffer.
	(irix_current_sos): Use gdb_byte.
	* solib-som.c (som_current_sos): Use gdb_byte.
	* sparc-ravenscar-thread.c (supply_register_at_address)
	(sparc_ravenscar_generic_store_registers): Use gdb_byte.
	* spu-multiarch.c (spu_xfer_partial): Add cast to 'char *'.
	* spu-tdep.c (spu_get_overlay_table): Use gdb_byte.
	* tic6x-tdep.c (tic6x_breakpoint_from_pc): Change return type to
	'gdb_byte *'.
	* tic6x-tdep.h (struct gdbarch_tdep) <breakpoint>: Change type to
	'gdb_byte *'.
	* tracepoint.c (tfile_fetch_registers): Use gdb_byte.
	* xstormy16-tdep.c (xstormy16_extract_return_value)
	(xstormy16_store_return_value): Change parameter type to
	'gdb_byte *'.  Adjust.
	(xstormy16_push_dummy_call): Use gdb_byte.
	* xtensa-tdep.c (xtensa_scan_prologue, call0_ret)
	(call0_analyze_prologue, execute_code): Use gdb_byte.

1 files changed, 9 insertions, 9 deletions

diff --git a/gdb/cris-tdep.c b/gdb/cris-tdep.c
index c1f07bb..2662513 100644
--- a/gdb/cris-tdep.c
+++ b/gdb/cris-tdep.c
@@ -676,7 +676,7 @@ struct stack_item
 };
 
 static struct stack_item *
-push_stack_item (struct stack_item *prev, void *contents, int len)
+push_stack_item (struct stack_item *prev, const gdb_byte *contents, int len)
 {
   struct stack_item *si;
   si = xmalloc (sizeof (struct stack_item));
@@ -850,12 +850,12 @@ cris_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
   for (argnum = 0; argnum < nargs; argnum++)
     {
       int len;
-      char *val;
+      const gdb_byte *val;
       int reg_demand;
       int i;
       
       len = TYPE_LENGTH (value_type (args[argnum]));
-      val = (char *) value_contents (args[argnum]);
+      val = value_contents (args[argnum]);
       
       /* How may registers worth of storage do we need for this argument?  */
       reg_demand = (len / 4) + (len % 4 != 0 ? 1 : 0);
@@ -1657,7 +1657,7 @@ crisv32_register_type (struct gdbarch *gdbarch, int regno)
 
 static void
 cris_store_return_value (struct type *type, struct regcache *regcache,
-			 const void *valbuf)
+			 const gdb_byte *valbuf)
 {
   struct gdbarch *gdbarch = get_regcache_arch (regcache);
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
@@ -1675,7 +1675,7 @@ cris_store_return_value (struct type *type, struct regcache *regcache,
       /* Put the return value in R10 and R11.  */
       val = extract_unsigned_integer (valbuf, 4, byte_order);
       regcache_cooked_write_unsigned (regcache, ARG1_REGNUM, val);
-      val = extract_unsigned_integer ((char *)valbuf + 4, len - 4, byte_order);
+      val = extract_unsigned_integer (valbuf + 4, len - 4, byte_order);
       regcache_cooked_write_unsigned (regcache, ARG2_REGNUM, val);
     }
   else
@@ -1828,7 +1828,7 @@ cris_dwarf2_frame_init_reg (struct gdbarch *gdbarch, int regnum,
 
 static void
 cris_extract_return_value (struct type *type, struct regcache *regcache,
-			   void *valbuf)
+			   gdb_byte *valbuf)
 {
   struct gdbarch *gdbarch = get_regcache_arch (regcache);
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
@@ -1847,7 +1847,7 @@ cris_extract_return_value (struct type *type, struct regcache *regcache,
       regcache_cooked_read_unsigned (regcache, ARG1_REGNUM, &val);
       store_unsigned_integer (valbuf, 4, byte_order, val);
       regcache_cooked_read_unsigned (regcache, ARG2_REGNUM, &val);
-      store_unsigned_integer ((char *)valbuf + 4, len - 4, byte_order, val);
+      store_unsigned_integer (valbuf + 4, len - 4, byte_order, val);
     }
   else
     error (_("cris_extract_return_value: type length too large"));
@@ -1879,13 +1879,13 @@ cris_return_value (struct gdbarch *gdbarch, struct value *function,
    instruction.  It stems from cris_constraint, found in cris-dis.c.  */
 
 static int
-constraint (unsigned int insn, const signed char *inst_args, 
+constraint (unsigned int insn, const char *inst_args,
             inst_env_type *inst_env)
 {
   int retval = 0;
   int tmp, i;
 
-  const char *s = inst_args;
+  const gdb_byte *s = (const gdb_byte *) inst_args;
 
   for (; *s; s++)
     switch (*s)