gdb/gdb-6.3-warnings-20050317.patch

Index: gdb-6.6/gdb/mi/mi-cmd-env.c
===================================================================
--- gdb-6.6.orig/gdb/mi/mi-cmd-env.c
+++ gdb-6.6/gdb/mi/mi-cmd-env.c
@@ -126,7 +126,7 @@ mi_cmd_env_path (char *command, char **a
   static struct mi_opt opts[] =
   {
     {"r", RESET_OPT, 0},
-    0
+    {0}
   };
 
   dont_repeat ();
@@ -198,7 +198,7 @@ mi_cmd_env_dir (char *command, char **ar
   static struct mi_opt opts[] =
   {
     {"r", RESET_OPT, 0},
-    0
+    {0}
   };
 
   dont_repeat ();
Index: gdb-6.6/gdb/mi/mi-getopt.c
===================================================================
--- gdb-6.6.orig/gdb/mi/mi-getopt.c
+++ gdb-6.6/gdb/mi/mi-getopt.c
@@ -82,7 +82,7 @@ mi_valid_noargs (const char *prefix, int
   char *optarg;
   static struct mi_opt opts[] =
   {
-    0
+    {0}
   };
 
   if (mi_getopt (prefix, argc, argv, opts, &optind, &optarg) == -1)
Index: gdb-6.6/gdb/mi/mi-cmd-break.c
===================================================================
--- gdb-6.6.orig/gdb/mi/mi-cmd-break.c
+++ gdb-6.6/gdb/mi/mi-cmd-break.c
@@ -90,7 +90,7 @@ mi_cmd_break_insert (char *command, char
     {"c", CONDITION_OPT, 1},
     {"i", IGNORE_COUNT_OPT, 1},
     {"p", THREAD_OPT, 1},
-    0
+    {0}
   };
 
   /* Parse arguments. It could be -r or -h or -t, <location> or ``--''
@@ -196,7 +196,7 @@ mi_cmd_break_watch (char *command, char 
   {
     {"r", READ_OPT, 0},
     {"a", ACCESS_OPT, 0},
-    0
+    {0}
   };
 
   /* Parse arguments. */
Index: gdb-6.6/gdb/mi/mi-cmd-disas.c
===================================================================
--- gdb-6.6.orig/gdb/mi/mi-cmd-disas.c
+++ gdb-6.6/gdb/mi/mi-cmd-disas.c
@@ -84,7 +84,7 @@ mi_cmd_disassemble (char *command, char 
     {"n", NUM_OPT, 1},
     {"s", START_OPT, 1},
     {"e", END_OPT, 1},
-    0
+    {0}
   };
 
   /* Get the options with their arguments. Keep track of what we
Index: gdb-6.6/gdb/mi/mi-main.c
===================================================================
--- gdb-6.6.orig/gdb/mi/mi-main.c
+++ gdb-6.6/gdb/mi/mi-main.c
@@ -773,7 +773,7 @@ mi_cmd_data_read_memory (char *command, 
   static struct mi_opt opts[] =
   {
     {"o", OFFSET_OPT, 1},
-    0
+    {0}
   };
 
   while (1)
@@ -973,7 +973,7 @@ mi_cmd_data_write_memory (char *command,
   static struct mi_opt opts[] =
   {
     {"o", OFFSET_OPT, 1},
-    0
+    {0}
   };
 
   while (1)
Index: gdb-6.6/gdb/p-valprint.c
===================================================================
--- gdb-6.6.orig/gdb/p-valprint.c
+++ gdb-6.6/gdb/p-valprint.c
@@ -753,7 +753,7 @@ pascal_object_print_value_fields (struct
 				  int dont_print_statmem)
 {
   int i, len, n_baseclasses;
-  struct obstack tmp_obstack;
+  struct obstack tmp_obstack = {0};
   char *last_dont_print = obstack_next_free (&dont_print_statmem_obstack);
 
   CHECK_TYPEDEF (type);
@@ -922,7 +922,7 @@ pascal_object_print_value (struct type *
 			   enum val_prettyprint pretty,
 			   struct type **dont_print_vb)
 {
-  struct obstack tmp_obstack;
+  struct obstack tmp_obstack = {0};
   struct type **last_dont_print
   = (struct type **) obstack_next_free (&dont_print_vb_obstack);
   int i, n_baseclasses = TYPE_N_BASECLASSES (type);
Index: gdb-6.6/gdb/cp-valprint.c
===================================================================
--- gdb-6.6.orig/gdb/cp-valprint.c
+++ gdb-6.6/gdb/cp-valprint.c
@@ -265,7 +265,7 @@ cp_print_value_fields (struct type *type
 		       struct type **dont_print_vb,int dont_print_statmem)
 {
   int i, len, n_baseclasses;
-  struct obstack tmp_obstack;
+  struct obstack tmp_obstack = {0};
   char *last_dont_print = obstack_next_free (&dont_print_statmem_obstack);
   int fields_seen = 0;
 
@@ -524,7 +524,7 @@ cp_print_value (struct type *type, struc
 		struct ui_file *stream, int format, int recurse,
 		enum val_prettyprint pretty, struct type **dont_print_vb)
 {
-  struct obstack tmp_obstack;
+  struct obstack tmp_obstack = {0};
   struct type **last_dont_print
     = (struct type **) obstack_next_free (&dont_print_vb_obstack);
   int i, n_baseclasses = TYPE_N_BASECLASSES (type);
Index: gdb-6.6/gdb/tui/tui-layout.c
===================================================================
--- gdb-6.6.orig/gdb/tui/tui-layout.c
+++ gdb-6.6/gdb/tui/tui-layout.c
@@ -755,7 +755,7 @@ show_source_disasm_command (void)
 	  if (TUI_DISASM_WIN == NULL)
 	    {
 	      make_disasm_window (&TUI_DISASM_WIN, asm_height, src_height - 1);
-	      init_and_make_win ((void **) & locator,
+	      init_and_make_win ((void **)(char *) & locator,
 			       LOCATOR_WIN,
 			       2 /* 1 */ ,
 			       tui_term_width (),
@@ -848,7 +848,7 @@ show_data (enum tui_layout_type new_layo
 	make_source_window (&tui_win_list[win_type], src_height, data_height - 1);
       else
 	make_disasm_window (&tui_win_list[win_type], src_height, data_height - 1);
-      init_and_make_win ((void **) & locator,
+      init_and_make_win ((void **)(char *) & locator,
 		       LOCATOR_WIN,
 		       2 /* 1 */ ,
 		       tui_term_width (),
@@ -963,7 +963,7 @@ make_source_or_disasm_window (struct tui
     execution_info = tui_source_exec_info_win_ptr ();
   else
     execution_info = tui_disassem_exec_info_win_ptr ();
-  init_and_make_win ((void **) & execution_info,
+  init_and_make_win ((void **)(char *) & execution_info,
 		   EXEC_INFO_WIN,
 		   height,
 		   3,
@@ -1013,7 +1013,7 @@ show_source_or_disasm_and_command (enum 
 	    make_source_window (win_info_ptr, src_height - 1, 0);
 	  else
 	    make_disasm_window (win_info_ptr, src_height - 1, 0);
-	  init_and_make_win ((void **) & locator,
+	  init_and_make_win ((void **)(char *) & locator,
 			   LOCATOR_WIN,
 			   2 /* 1 */ ,
 			   tui_term_width (),
Index: gdb-6.6/gdb/testsuite/gdb.base/move-dir.h
===================================================================
--- gdb-6.6.orig/gdb/testsuite/gdb.base/move-dir.h
+++ gdb-6.6/gdb/testsuite/gdb.base/move-dir.h
@@ -1,4 +1,4 @@
-#include <stdlib.h>
+#include <stdio.h>
 
 void other() {
   const char* ostring = "other";
Index: gdb-6.6/gdb/testsuite/gdb.base/sigrepeat.c
===================================================================
--- gdb-6.6.orig/gdb/testsuite/gdb.base/sigrepeat.c
+++ gdb-6.6/gdb/testsuite/gdb.base/sigrepeat.c
@@ -22,6 +22,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <signal.h>
+#include <stdlib.h>
 #include <sys/time.h>
 
 static volatile int done[2];
Index: gdb-6.6/gdb/s390-tdep.c
===================================================================
--- gdb-6.6.orig/gdb/s390-tdep.c
+++ gdb-6.6/gdb/s390-tdep.c
@@ -2277,6 +2277,9 @@ s390_return_value (struct gdbarch *gdbar
 	case RETURN_VALUE_STRUCT_CONVENTION:
 	  error (_("Cannot set function return value."));
 	  break;
+
+        default:
+      	  break;
 	}
     }
   else if (out)
@@ -2309,6 +2312,9 @@ s390_return_value (struct gdbarch *gdbar
 	case RETURN_VALUE_STRUCT_CONVENTION:
 	  error (_("Function return value unknown."));
 	  break;
+
+        default:
+      	  break;
 	}
     }
 
Index: gdb-6.6/gdb/remote.c
===================================================================
--- gdb-6.6.orig/gdb/remote.c
+++ gdb-6.6/gdb/remote.c
@@ -2843,10 +2843,10 @@ cleanup_sigint_signal_handler (void *dum
 {
   signal (SIGINT, handle_sigint);
   if (sigint_remote_twice_token)
-    delete_async_signal_handler ((struct async_signal_handler **)
+    delete_async_signal_handler ((struct async_signal_handler **) (char *)
 				 &sigint_remote_twice_token);
   if (sigint_remote_token)
-    delete_async_signal_handler ((struct async_signal_handler **)
+    delete_async_signal_handler ((struct async_signal_handler **) (char *)
 				 &sigint_remote_token);
 }
 
Index: gdb-6.6/gdb/f-exp.y
===================================================================
--- gdb-6.6.orig/gdb/f-exp.y
+++ gdb-6.6/gdb/f-exp.y
@@ -567,6 +567,8 @@ ptype	:	typebase
 		      case tp_function:
 			follow_type = lookup_function_type (follow_type);
 			break;
+		      default:
+			break;
 		      }
 		  $$ = follow_type;
 		}
Index: gdb-6.6/gdb/remote-fileio.c
===================================================================
--- gdb-6.6.orig/gdb/remote-fileio.c
+++ gdb-6.6/gdb/remote-fileio.c
@@ -1332,19 +1332,19 @@ static struct {
   char *name;
   void (*func)(char *);
 } remote_fio_func_map[] = {
-  "open", remote_fileio_func_open,
-  "close", remote_fileio_func_close,
-  "read", remote_fileio_func_read,
-  "write", remote_fileio_func_write,
-  "lseek", remote_fileio_func_lseek,
-  "rename", remote_fileio_func_rename,
-  "unlink", remote_fileio_func_unlink,
-  "stat", remote_fileio_func_stat,
-  "fstat", remote_fileio_func_fstat,
-  "gettimeofday", remote_fileio_func_gettimeofday,
-  "isatty", remote_fileio_func_isatty,
-  "system", remote_fileio_func_system,
-  NULL, NULL
+	{"open", remote_fileio_func_open},
+	{"close", remote_fileio_func_close},
+	{"read", remote_fileio_func_read},
+	{"write", remote_fileio_func_write},
+	{"lseek", remote_fileio_func_lseek},
+	{"rename", remote_fileio_func_rename},
+	{"unlink", remote_fileio_func_unlink},
+	{"stat", remote_fileio_func_stat},
+	{"fstat", remote_fileio_func_fstat},
+	{"gettimeofday", remote_fileio_func_gettimeofday},
+	{"isatty", remote_fileio_func_isatty},
+	{"system", remote_fileio_func_system},
+	{NULL, NULL}
 };
 
 static int
Index: gdb-6.6/gdb/source.c
===================================================================
--- gdb-6.6.orig/gdb/source.c
+++ gdb-6.6/gdb/source.c
@@ -172,7 +172,7 @@ get_current_source_symtab_and_line (void
 void
 set_default_source_symtab_and_line (void)
 {
-  struct symtab_and_line cursal;
+  struct symtab_and_line cursal = {0};
 
   if (!have_full_symbols () && !have_partial_symbols ())
     error (_("No symbol table is loaded.  Use the \"file\" command."));
@@ -1428,7 +1428,7 @@ static void
 line_info (char *arg, int from_tty)
 {
   struct symtabs_and_lines sals;
-  struct symtab_and_line sal;
+  struct symtab_and_line sal = {0};
   CORE_ADDR start_pc, end_pc;
   int i;
 
Index: gdb-6.6/gdb/symfile.c
===================================================================
--- gdb-6.6.orig/gdb/symfile.c
+++ gdb-6.6/gdb/symfile.c
@@ -2933,6 +2933,8 @@ add_psymbol_with_dem_name_to_list (char 
 	deprecated_bcache (buf, dem_namelength + 1, objfile->psymbol_cache);
       break;
       /* FIXME What should be done for the default case? Ignoring for now. */
+    default:
+      break;
     }
 
   /* val and coreaddr are mutually exclusive, one of them *will* be zero */
Index: gdb-6.6/gdb/linespec.c
===================================================================
--- gdb-6.6.orig/gdb/linespec.c
+++ gdb-6.6/gdb/linespec.c
@@ -1631,7 +1631,7 @@ static struct symtabs_and_lines
 find_method (int funfirstline, char ***canonical, char *saved_arg,
 	     char *copy, struct type *t, struct symbol *sym_class)
 {
-  struct symtabs_and_lines values;
+  struct symtabs_and_lines values = {0};
   struct symbol *sym = 0;
   int i1;	/*  Counter for the symbol array.  */
   struct symbol **sym_arr =  alloca (total_number_of_methods (t)
Index: gdb-6.6/gdb/macroscope.c
===================================================================
--- gdb-6.6.orig/gdb/macroscope.c
+++ gdb-6.6/gdb/macroscope.c
@@ -33,7 +33,7 @@
 struct macro_scope *
 sal_macro_scope (struct symtab_and_line sal)
 {
-  struct macro_source_file *main, *inclusion;
+  struct macro_source_file *main_sf, *inclusion;
   struct macro_scope *ms;
 
   if (! sal.symtab
@@ -42,8 +42,8 @@ sal_macro_scope (struct symtab_and_line 
 
   ms = (struct macro_scope *) xmalloc (sizeof (*ms));
 
-  main = macro_main (sal.symtab->macro_table);
-  inclusion = macro_lookup_inclusion (main, sal.symtab->filename);
+  main_sf = macro_main (sal.symtab->macro_table);
+  inclusion = macro_lookup_inclusion (main_sf, sal.symtab->filename);
 
   if (inclusion)
     {
@@ -66,7 +66,7 @@ sal_macro_scope (struct symtab_and_line 
 
          For the time being, though, we'll just treat these as
          occurring at the end of the main source file.  */
-      ms->file = main;
+      ms->file = main_sf;
       ms->line = -1;
 
       complaint (&symfile_complaints,
@@ -83,7 +83,6 @@ struct macro_scope *
 default_macro_scope (void)
 {
   struct symtab_and_line sal;
-  struct macro_source_file *main;
   struct macro_scope *ms;
 
   /* If there's a selected frame, use its PC.  */ 
Index: gdb-6.6/gdb/target.c
===================================================================
--- gdb-6.6.orig/gdb/target.c
+++ gdb-6.6/gdb/target.c
@@ -1045,6 +1045,9 @@ memory_xfer_partial (struct target_ops *
       if (writebuf != NULL)
 	error (_("Writing to flash memory forbidden in this context"));
       break;
+
+    default:
+      break;
     }
 
   if (region->attrib.cache)
Index: gdb-6.6/gdb/gdb-events.c
===================================================================
--- gdb-6.6.orig/gdb/gdb-events.c
+++ gdb-6.6/gdb/gdb-events.c
@@ -321,6 +321,8 @@ gdb_events_deliver (struct gdb_events *v
 	case architecture_changed:
 	  vector->architecture_changed ();
 	  break;
+	default:
+	  break;
 	}
       delivering_events = event->next;
       xfree (event);
Index: gdb-6.6/gdb/dwarf2read.c
===================================================================
--- gdb-6.6.orig/gdb/dwarf2read.c
+++ gdb-6.6/gdb/dwarf2read.c
@@ -9307,6 +9307,7 @@ dwarf_decode_macros (struct line_header 
   for (;;)
     {
       enum dwarf_macinfo_record_type macinfo_type;
+      int tmp;
 
       /* Do we at least have room for a macinfo type byte?  */
       if (mac_ptr >= mac_end)
@@ -9318,13 +9319,16 @@ dwarf_decode_macros (struct line_header 
       macinfo_type = read_1_byte (abfd, mac_ptr);
       mac_ptr++;
 
+      /* Check for a zero macinfo type which indicates the end of the macro
+         information.  We do this as the compiler may warn us if we
+         try and look for 0 in the switch below because 0 is not
+         an enumerated value.  */
+      tmp = (int)macinfo_type;
+      if (tmp == 0)
+	return;
+
       switch (macinfo_type)
         {
-          /* A zero macinfo type indicates the end of the macro
-             information.  */
-        case 0:
-          return;
-
         case DW_MACINFO_define:
         case DW_MACINFO_undef:
           {
Index: gdb-6.6/gdb/stabsread.c
===================================================================
--- gdb-6.6.orig/gdb/stabsread.c
+++ gdb-6.6/gdb/stabsread.c
@@ -1794,7 +1794,8 @@ again:
 	  struct type *domain = read_type (pp, objfile);
 	  struct type *return_type;
 	  struct field *args;
-	  int nargs, varargs;
+	  int nargs = 0;
+	  int varargs = 0;
 
 	  if (**pp != ',')
 	    /* Invalid member type data format.  */
Index: gdb-6.6/gdb/dwarf2expr.c
===================================================================
--- gdb-6.6.orig/gdb/dwarf2expr.c
+++ gdb-6.6/gdb/dwarf2expr.c
@@ -559,6 +559,8 @@ execute_stack_op (struct dwarf_expr_cont
 	      op_ptr = read_uleb128 (op_ptr, op_end, &reg);
 	      result += reg;
 	      break;
+	    default:
+	      break;
 	    }
 	  break;
 
Index: gdb-6.6/gdb/varobj.c
===================================================================
--- gdb-6.6.orig/gdb/varobj.c
+++ gdb-6.6/gdb/varobj.c
@@ -325,10 +325,9 @@ struct language_specific
 
 /* Array of known source language routines. */
 static struct language_specific
-  languages[vlang_end][sizeof (struct language_specific)] = {
+  languages[vlang_end] = {
   /* Unknown (try treating as C */
-  {
-   vlang_unknown,
+  {vlang_unknown,
    c_number_of_children,
    c_name_of_variable,
    c_name_of_child,
@@ -339,8 +338,7 @@ static struct language_specific
    c_value_of_variable}
   ,
   /* C */
-  {
-   vlang_c,
+  {vlang_c,
    c_number_of_children,
    c_name_of_variable,
    c_name_of_child,
@@ -351,8 +349,7 @@ static struct language_specific
    c_value_of_variable}
   ,
   /* C++ */
-  {
-   vlang_cplus,
+  {vlang_cplus,
    cplus_number_of_children,
    cplus_name_of_variable,
    cplus_name_of_child,
@@ -363,8 +360,7 @@ static struct language_specific
    cplus_value_of_variable}
   ,
   /* Java */
-  {
-   vlang_java,
+  {vlang_java,
    java_number_of_children,
    java_name_of_variable,
    java_name_of_child,
@@ -519,7 +515,7 @@ varobj_create (char *objname,
 
       /* Set language info */
       lang = variable_language (var);
-      var->root->lang = languages[lang];
+      var->root->lang = &languages[lang];
 
       /* Set ourselves as our root */
       var->root->rootvar = var;
Index: gdb-6.6/gdb/doublest.c
===================================================================
--- gdb-6.6.orig/gdb/doublest.c
+++ gdb-6.6/gdb/doublest.c
@@ -94,15 +94,10 @@ get_field (const bfd_byte *data, enum fl
     {
       result |= (unsigned long)*(data + cur_byte) << cur_bitshift;
       cur_bitshift += FLOATFORMAT_CHAR_BIT;
-      switch (order)
-	{
-	case floatformat_little:
-	  ++cur_byte;
-	  break;
-	case floatformat_big:
-	  --cur_byte;
-	  break;
-	}
+      if (order == floatformat_little)
+	++cur_byte;
+      else
+	--cur_byte;
     }
   if (len < sizeof(result) * FLOATFORMAT_CHAR_BIT)
     /* Mask out bits which are not part of the field */
diff -u -rup gdb-6.6-orig/gdb/cli/cli-cmds.c gdb-6.6/gdb/cli/cli-cmds.c
--- gdb-6.6-orig/gdb/cli/cli-cmds.c	2007-04-08 20:49:09.000000000 +0200
+++ gdb-6.6/gdb/cli/cli-cmds.c	2007-04-08 20:54:49.000000000 +0200
@@ -323,7 +323,8 @@ pwd_command (char *args, int from_tty)
 {
   if (args)
     error (_("The \"pwd\" command does not take an argument: %s"), args);
-  getcwd (gdb_dirbuf, sizeof (gdb_dirbuf));
+  /* Unused result.  */
+  1 && getcwd (gdb_dirbuf, sizeof (gdb_dirbuf));
 
   if (strcmp (gdb_dirbuf, current_directory) != 0)
     printf_unfiltered (_("Working directory %s\n (canonically %s).\n"),
diff -u -rup gdb-6.6-orig/gdb/inflow.c gdb-6.6/gdb/inflow.c
--- gdb-6.6-orig/gdb/inflow.c	2006-02-10 23:01:43.000000000 +0100
+++ gdb-6.6/gdb/inflow.c	2007-04-08 20:56:48.000000000 +0200
@@ -549,17 +549,20 @@ new_tty (void)
   if (tty != 0)
     {
       close (0);
-      dup (tty);
+      /* Unused result.  */
+      1 && dup (tty);
     }
   if (tty != 1)
     {
       close (1);
-      dup (tty);
+      /* Unused result.  */
+      1 && dup (tty);
     }
   if (tty != 2)
     {
       close (2);
-      dup (tty);
+      /* Unused result.  */
+      1 && dup (tty);
     }
   if (tty > 2)
     close (tty);
diff -u -rup gdb-6.6-orig/gdb/linux-nat.c gdb-6.6/gdb/linux-nat.c
--- gdb-6.6-orig/gdb/linux-nat.c	2007-04-08 20:49:11.000000000 +0200
+++ gdb-6.6/gdb/linux-nat.c	2007-04-08 20:54:08.000000000 +0200
@@ -2972,7 +2972,8 @@ linux_nat_info_proc_cmd (char *args, int
       sprintf (fname1, "/proc/%lld/cmdline", pid);
       if ((procfile = fopen (fname1, "r")) > 0)
 	{
-	  fgets (buffer, sizeof (buffer), procfile);
+	  /* Unused result.  */
+	  1 && fgets (buffer, sizeof (buffer), procfile);
 	  printf_filtered ("cmdline = '%s'\n", buffer);
 	  fclose (procfile);
 	}
diff -u -rup gdb-6.6-orig/gdb/main.c gdb-6.6/gdb/main.c
--- gdb-6.6-orig/gdb/main.c	2007-04-08 20:49:09.000000000 +0200
+++ gdb-6.6/gdb/main.c	2007-04-08 20:55:30.000000000 +0200
@@ -195,7 +195,8 @@ captured_main (void *data)
   line[0] = '\0';		/* Terminate saved (now empty) cmd line */
   instream = stdin;
 
-  getcwd (gdb_dirbuf, sizeof (gdb_dirbuf));
+  /* Unused result.  */
+  1 && getcwd (gdb_dirbuf, sizeof (gdb_dirbuf));
   current_directory = gdb_dirbuf;
 
   gdb_stdout = stdio_fileopen (stdout);
diff -u -rup gdb-6.6-orig/gdb/mi/mi-cmd-env.c gdb-6.6/gdb/mi/mi-cmd-env.c
--- gdb-6.6-orig/gdb/mi/mi-cmd-env.c	2007-04-08 20:49:09.000000000 +0200
+++ gdb-6.6/gdb/mi/mi-cmd-env.c	2007-04-08 20:55:11.000000000 +0200
@@ -80,7 +80,8 @@ mi_cmd_env_pwd (char *command, char **ar
      
   /* Otherwise the mi level is 2 or higher.  */
 
-  getcwd (gdb_dirbuf, sizeof (gdb_dirbuf));
+  /* Unused result.  */
+  1 && getcwd (gdb_dirbuf, sizeof (gdb_dirbuf));
   ui_out_field_string (uiout, "cwd", gdb_dirbuf);
 
   return MI_CMD_DONE;
diff -u -rup gdb-6.6-orig/gdb/top.c gdb-6.6/gdb/top.c
--- gdb-6.6-orig/gdb/top.c	2007-04-08 20:49:10.000000000 +0200
+++ gdb-6.6/gdb/top.c	2007-04-08 20:55:46.000000000 +0200
@@ -1643,7 +1643,8 @@ gdb_init (char *argv0)
 
   /* Run the init function of each source file */
 
-  getcwd (gdb_dirbuf, sizeof (gdb_dirbuf));
+  /* Unused result.  */
+  1 && getcwd (gdb_dirbuf, sizeof (gdb_dirbuf));
   current_directory = gdb_dirbuf;
 
 #ifdef __MSDOS__
diff -u -rup gdb-6.6-orig/gdb/ui-file.c gdb-6.6/gdb/ui-file.c
--- gdb-6.6-orig/gdb/ui-file.c	2005-12-17 23:34:03.000000000 +0100
+++ gdb-6.6/gdb/ui-file.c	2007-04-08 20:56:21.000000000 +0200
@@ -482,7 +482,8 @@ stdio_file_write (struct ui_file *file, 
   if (stdio->magic != &stdio_file_magic)
     internal_error (__FILE__, __LINE__,
 		    _("stdio_file_write: bad magic number"));
-  fwrite (buf, length_buf, 1, stdio->file);
+  /* Unused result.  */
+  1 && fwrite (buf, length_buf, 1, stdio->file);
 }
 
 static void
diff -u -rup gdb-6.6-orig/gdb/utils.c gdb-6.6/gdb/utils.c
--- gdb-6.6-orig/gdb/utils.c	2007-04-08 20:49:09.000000000 +0200
+++ gdb-6.6/gdb/utils.c	2007-04-08 20:56:01.000000000 +0200
@@ -718,7 +718,8 @@ internal_vproblem (struct internal_probl
 	abort ();	/* NOTE: GDB has only three calls to abort().  */
       default:
 	dejavu = 3;
-	write (STDERR_FILENO, msg, sizeof (msg));
+	/* Unused result.  */
+	1 && write (STDERR_FILENO, msg, sizeof (msg));
 	exit (1);
       }
   }
--- ./gdb/gdbserver/gdbreplay.c	29 Mar 2007 01:06:47 -0000	1.14
+++ ./gdb/gdbserver/gdbreplay.c	8 Aug 2007 20:32:12 -0000
@@ -358,7 +358,12 @@ expect (FILE *fp)
 	{
 	  break;
 	}
-      read (remote_desc, &fromgdb, 1);
+      if (read (remote_desc, &fromgdb, 1) != 1)
+        {
+	  /* Error gets reported below.  */
+	  fromlog = 0;
+	  break;
+	}
     }
   while (fromlog == fromgdb);
   if (fromlog != EOL)
@@ -385,7 +390,11 @@ play (FILE *fp)
   while ((fromlog = logchar (fp)) != EOL)
     {
       ch = fromlog;
-      write (remote_desc, &ch, 1);
+      if (write (remote_desc, &ch, 1) != 1)
+        {
+	  sync_error (fp, "Sync error during write of gdb packet", ch, 0);
+	  break;
+	}
     }
 }