2005-06-14 Robert Dewar <dewar@adacore.com>

[pf3gnuchains/gcc-fork.git] / gcc / c-opts.c

diff --git a/gcc/c-opts.c b/gcc/c-opts.c
index fd0765c..a799333 100644 (file)
--- a/gcc/c-opts.c
+++ b/gcc/c-opts.c
@@ -863,6 +863,11 @@ c_common_handle_option (size_t scode, const char *arg, int value)
       print_struct_values = 1;
       break;
 
+    case OPT_print_pch_checksum:
+      c_common_print_pch_checksum (stdout);
+      exit_after_options = true;
+      break;
+
     case OPT_remap:
       cpp_opts->remap = 1;
       break;
@@ -974,18 +979,21 @@ c_common_post_options (const char **pfilename)
 
   /* Special format checking options don't work without -Wformat; warn if
      they are used.  */
-  if (warn_format_y2k && !warn_format)
-    warning (0, "-Wformat-y2k ignored without -Wformat");
-  if (warn_format_extra_args && !warn_format)
-    warning (0, "-Wformat-extra-args ignored without -Wformat");
-  if (warn_format_zero_length && !warn_format)
-    warning (0, "-Wformat-zero-length ignored without -Wformat");
-  if (warn_format_nonliteral && !warn_format)
-    warning (0, "-Wformat-nonliteral ignored without -Wformat");
-  if (warn_format_security && !warn_format)
-    warning (0, "-Wformat-security ignored without -Wformat");
-  if (warn_missing_format_attribute && !warn_format)
-    warning (0, "-Wmissing-format-attribute ignored without -Wformat");
+  if (!warn_format)
+    {
+      warning (OPT_Wformat_y2k,
+              "-Wformat-y2k ignored without -Wformat");
+      warning (OPT_Wformat_extra_args,
+              "-Wformat-extra-args ignored without -Wformat");
+      warning (OPT_Wformat_zero_length,
+              "-Wformat-zero-length ignored without -Wformat");
+      warning (OPT_Wformat_nonliteral,
+              "-Wformat-nonliteral ignored without -Wformat");
+      warning (OPT_Wformat_security,
+              "-Wformat-security ignored without -Wformat");
+      warning (OPT_Wmissing_format_attribute,
+              "-Wmissing-format-attribute ignored without -Wformat");
+    }
 
   /* C99 requires special handling of complex multiplication and division;
      -ffast-math and -fcx-limited-range are handled in process_options.  */
@@ -1066,6 +1074,9 @@ c_common_init (void)
      are known.  */
   cpp_init_iconv (parse_in);
 
+  if (version_flag)
+    c_common_print_pch_checksum (stderr);
+
   if (flag_preprocess_only)
     {
       finish_options ();