-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, 7 insertions, 7 deletions

diff --git a/gdb/m68hc11-tdep.c b/gdb/m68hc11-tdep.c
index 078be70..b3023ad 100644
--- a/gdb/m68hc11-tdep.c
+++ b/gdb/m68hc11-tdep.c
@@ -338,7 +338,7 @@ m68hc11_pseudo_register_write (struct gdbarch *gdbarch,
   if (regno == M68HC12_HARD_PC_REGNUM)
     {
       const int regsize = 4;
-      char *tmp = alloca (regsize);
+      gdb_byte *tmp = alloca (regsize);
       CORE_ADDR pc;
 
       memcpy (tmp, buf, regsize);
@@ -363,7 +363,7 @@ m68hc11_pseudo_register_write (struct gdbarch *gdbarch,
   if (soft_regs[regno].name)
     {
       const int regsize = 2;
-      char *tmp = alloca (regsize);
+      gdb_byte *tmp = alloca (regsize);
       memcpy (tmp, buf, regsize);
       target_write_memory (soft_regs[regno].addr, tmp, regsize);
     }
@@ -1173,7 +1173,7 @@ m68hc11_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
   int argnum;
   int first_stack_argnum;
   struct type *type;
-  char *val;
+  const gdb_byte *val;
   gdb_byte buf[2];
   
   first_stack_argnum = 0;
@@ -1209,12 +1209,12 @@ m68hc11_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
 
       if (TYPE_LENGTH (type) & 1)
         {
-          static char zero = 0;
+          static gdb_byte zero = 0;
 
           sp--;
           write_memory (sp, &zero, 1);
         }
-      val = (char*) value_contents (args[argnum]);
+      val = value_contents (args[argnum]);
       sp -= TYPE_LENGTH (type);
       write_memory (sp, val, TYPE_LENGTH (type));
     }
@@ -1261,7 +1261,7 @@ m68hc11_register_type (struct gdbarch *gdbarch, int reg_nr)
 
 static void
 m68hc11_store_return_value (struct type *type, struct regcache *regcache,
-                            const void *valbuf)
+                            const gdb_byte *valbuf)
 {
   int len;
 
@@ -1274,7 +1274,7 @@ m68hc11_store_return_value (struct type *type, struct regcache *regcache,
     {
       regcache_raw_write_part (regcache, HARD_X_REGNUM, 4 - len,
                                len - 2, valbuf);
-      regcache_raw_write (regcache, HARD_D_REGNUM, (char*) valbuf + (len - 2));
+      regcache_raw_write (regcache, HARD_D_REGNUM, valbuf + (len - 2));
     }
   else
     error (_("return of value > 4 is not supported."));