function.c (ggc_mark_struct_function): Mark f->outer.

	* function.c (ggc_mark_struct_function): Mark f->outer.
	* toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
	* integrate.c (output_inline_function): ... not here.

From-SVN: r45419

gcc/ChangeLog

+2001-09-05  Zack Weinberg  <zack@codesourcery.com>
+
+	* function.c (ggc_mark_struct_function): Mark f->outer.
+	* toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
+	* integrate.c (output_inline_function): ... not here.
+
 Wed Sep  5 17:28:49 CEST 2001  Jan Hubicka  <jh@suse.cz>
 
 	* profile.c (branch_prob): Call add_noreturn_fake_exit_edges.

gcc/function.c

@@ -7706,6 +7706,8 @@ ggc_mark_struct_function (f)
     ggc_mark_rtvec ((rtvec) f->original_arg_vector);
   if (f->original_decl_initial)
     ggc_mark_tree (f->original_decl_initial);
+  if (f->outer)
+    ggc_mark_struct_function (f->outer);
 }
 
 /* Called once, at initialization, to initialize function.c.  */

gcc/integrate.c

@@ -2899,13 +2899,11 @@ output_inline_function (fndecl)
      before it gets mangled by optimization.  */
   (*debug_hooks->outlining_inline_function) (fndecl);
 
-  /* Compile this function all the way down to assembly code.  */
+  /* Compile this function all the way down to assembly code.  As a
+     side effect this destroys the saved RTL representation, but
+     that's okay, because we don't need to inline this anymore.  */
   rest_of_compilation (fndecl);
-
-  /* We can't inline this anymore; rest_of_compilation destroyed the
-     data structures describing the function.  */
   DECL_INLINE (fndecl) = 0;
-  DECL_SAVED_INSNS (fndecl) = 0;
 
   cfun = old_cfun;
   current_function_decl = old_cfun ? old_cfun->decl : 0;

gcc/toplev.c

@@ -3773,7 +3773,13 @@ rest_of_compilation (decl)
   /* We're done with this function.  Free up memory if we can.  */
   free_after_parsing (cfun);
   if (! DECL_DEFER_OUTPUT (decl))
-    free_after_compilation (cfun);
+    {
+      free_after_compilation (cfun);
+
+      /* Clear integrate.c's pointer to the cfun structure we just
+	 destroyed.  */
+      DECL_SAVED_INSNS (decl) = 0;
+    }
   cfun = 0;
 
   ggc_collect ();