PR 43562

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

diff --git a/gcc/toplev.c b/gcc/toplev.c
index e916c8d..68a1b8c 100644 (file)
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -152,6 +152,10 @@ struct line_maps *line_table;
 
 const char *dump_base_name;
 
+/* Directory used for dump output files.  */
+
+const char *dump_dir_name;
+
 /* Name to use as a base for auxiliary output files.  */
 
 const char *aux_base_name;
@@ -1080,6 +1084,10 @@ compile_file (void)
   /* Write out any pending weak symbol declarations.  */
   weak_finish ();
 
+  /* This must be at the end before unwind and debug info.
+     Some target ports emit PIC setup thunks here.  */
+  targetm.asm_out.code_end ();
+
   /* Do dbx symbols.  */
   timevar_push (TV_SYMOUT);
 
@@ -1388,6 +1396,7 @@ print_switch_values (print_switch_fn_type print_fn)
          /* Ignore these.  */
          if (strcmp (*p, "-o") == 0
              || strcmp (*p, "-dumpbase") == 0
+             || strcmp (*p, "-dumpdir") == 0
              || strcmp (*p, "-auxbase") == 0)
            {
              if (p[1] != NULL)
@@ -1507,20 +1516,20 @@ option_affects_pch_p (int option, struct cl_option_state *state)
    most targets, but completely right for very few.  */
 
 void *
-default_get_pch_validity (size_t *len)
+default_get_pch_validity (size_t *sz)
 {
   struct cl_option_state state;
   size_t i;
   char *result, *r;
 
-  *len = 2;
+  *sz = 2;
   if (targetm.check_pch_target_flags)
-    *len += sizeof (target_flags);
+    *sz += sizeof (target_flags);
   for (i = 0; i < cl_options_count; i++)
     if (option_affects_pch_p (i, &state))
-      *len += state.size;
+      *sz += state.size;
 
-  result = r = XNEWVEC (char, *len);
+  result = r = XNEWVEC (char, *sz);
   r[0] = flag_pic;
   r[1] = flag_pie;
   r += 2;
@@ -1805,6 +1814,10 @@ process_options (void)
   OVERRIDE_OPTIONS;
 #endif
 
+  /* Avoid any informative notes in the second run of -fcompare-debug.  */
+  if (flag_compare_debug) 
+    diagnostic_inhibit_notes (global_dc);
+
   if (flag_section_anchors && !target_supports_section_anchors_p ())
     {
       warning (OPT_fsection_anchors,
@@ -2135,6 +2148,10 @@ process_options (void)
               "for correctness");
       flag_omit_frame_pointer = 0;
     }
+
+  /* Save the current optimization options.  */
+  optimization_default_node = build_optimization_node ();
+  optimization_current_node = optimization_default_node;
 }
 
 /* This function can be called multiple times to reinitialize the compiler
@@ -2174,8 +2191,8 @@ backend_init_target (void)
 
   /* We may need to recompute regno_save_code[] and regno_restore_code[]
      after a mode change as well.  */
-  if (flag_caller_saves)
-    init_caller_save ();
+  caller_save_initialized_p = false;
+
   expand_dummy_function_end ();
 }