update gcc/objc/Changelog copyright years.

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

diff --git a/gcc/gcc.c b/gcc/gcc.c
index 9ec7d4e..9532d7e 100644 (file)
--- a/gcc/gcc.c
+++ b/gcc/gcc.c
@@ -390,6 +390,7 @@ or with constant text in a single argument.
         Note - this command is position dependent.  % commands in the
         spec string before this one will see -S, % commands in the
         spec string after this one will not.
+ %>S   Similar to "%<S", but keep it in the GCC command line.
  %<S*  remove all occurrences of all switches beginning with -S from the
         command line.
  %:function(args)
@@ -620,6 +621,13 @@ proper position among the other output files.  */
 # endif
 #endif
 
+/* Conditional to test whether plugin is used or not.  */
+#ifdef HAVE_LTO_PLUGIN
+#define PLUGIN_COND "!fno-use-linker-plugin"
+#else
+#define PLUGIN_COND "fuse-linker-plugin"
+#endif
+
 
 /* -u* was put back because both BSD and SysV seem to support it.  */
 /* %{static:} simply prevents an error message if the target machine
@@ -633,7 +641,7 @@ proper position among the other output files.  */
 #define LINK_COMMAND_SPEC "\
 %{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\
     %(linker) \
-    %{fuse-linker-plugin: \
+    %{"PLUGIN_COND": \
     -plugin %(linker_plugin_file) \
     -plugin-opt=%(lto_wrapper) \
     -plugin-opt=-fresolution=%u.res \
@@ -2743,10 +2751,11 @@ execute (void)
    The `validated' field is nonzero if any spec has looked at this switch;
    if it remains zero at the end of the run, it must be meaningless.  */
 
-#define SWITCH_LIVE                            0x1
-#define SWITCH_FALSE                           0x2
-#define SWITCH_IGNORE                  0x4
-#define SWITCH_IGNORE_PERMANENTLY      0x8
+#define SWITCH_LIVE                            (1 << 0)
+#define SWITCH_FALSE                           (1 << 1)
+#define SWITCH_IGNORE                  (1 << 2)
+#define SWITCH_IGNORE_PERMANENTLY      (1 << 3)
+#define SWITCH_KEEP_FOR_GCC            (1 << 4)
 
 struct switchstr
 {
@@ -3926,7 +3935,9 @@ set_collect_gcc_options (void)
       first_time = FALSE;
 
       /* Ignore elided switches.  */
-      if ((switches[i].live_cond & SWITCH_IGNORE) != 0)
+      if ((switches[i].live_cond
+          & (SWITCH_IGNORE | SWITCH_KEEP_FOR_GCC))
+         == SWITCH_IGNORE)
        continue;
 
       obstack_grow (&collect_obstack, "'-", 2);
@@ -5091,10 +5102,17 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
           /* Henceforth ignore the option(s) matching the pattern
              after the %<.  */
          case '<':
+         case '>':
            {
              unsigned len = 0;
              int have_wildcard = 0;
              int i;
+             int switch_option;
+
+             if (c == '>')
+               switch_option = SWITCH_IGNORE | SWITCH_KEEP_FOR_GCC;
+             else
+               switch_option = SWITCH_IGNORE;
 
              while (p[len] && p[len] != ' ' && p[len] != '\t')
                len++;
@@ -5106,7 +5124,7 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
                if (!strncmp (switches[i].part1, p, len - have_wildcard)
                    && (have_wildcard || switches[i].part1[len] == '\0'))
                  {
-                   switches[i].live_cond |= SWITCH_IGNORE;
+                   switches[i].live_cond |= switch_option;
                    switches[i].validated = 1;
                  }
 
@@ -6768,7 +6786,11 @@ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n"
   if (num_linker_inputs > 0 && !seen_error () && print_subprocess_help < 2)
     {
       int tmp = execution_count;
+#ifdef HAVE_LTO_PLUGIN
+      const char *fno_use_linker_plugin = "fno-use-linker-plugin";
+#else
       const char *fuse_linker_plugin = "fuse-linker-plugin";
+#endif
 
       /* We'll use ld if we can't find collect2.  */
       if (! strcmp (linker_name_spec, "collect2"))
@@ -6778,8 +6800,13 @@ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n"
            linker_name_spec = "ld";
        }
 
+#ifdef HAVE_LTO_PLUGIN
+      if (!switch_matches (fno_use_linker_plugin,
+                          fno_use_linker_plugin + strlen (fno_use_linker_plugin), 0))
+#else
       if (switch_matches (fuse_linker_plugin,
                          fuse_linker_plugin + strlen (fuse_linker_plugin), 0))
+#endif
        {
          linker_plugin_file_spec = find_a_file (&exec_prefixes,
                                                 LTOPLUGINSONAME, R_OK,