objc-act.c (synth_module_prologue): Use TREE_NO_WARNING instead of DECL_IN_SYSTEM_HEADER.

2007-07-14  Rafael Avila de Espindola  <espindola@google.com>

	* objc-act.c (synth_module_prologue): Use TREE_NO_WARNING instead
	of DECL_IN_SYSTEM_HEADER.

2007-07-14  Rafael Avila de Espindola  <espindola@google.com>

	* c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
	is set.

From-SVN: r137802

gcc/ChangeLog

+2007-07-14  Rafael Avila de Espindola  <espindola@google.com>
+
+	* c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
+	is set.
+
 2008-07-14  Jan Hubicka  <jh@suse.cz>
 
 	* i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p

gcc/c-decl.c

@@ -1258,7 +1258,10 @@ diagnose_mismatched_decls (tree newdecl, tree olddecl,
      header.  (Conflicting redeclarations were handled above.)  */
   if (TREE_CODE (newdecl) == TYPE_DECL)
     {
-      if (DECL_IN_SYSTEM_HEADER (newdecl) || DECL_IN_SYSTEM_HEADER (olddecl))
+      if (DECL_IN_SYSTEM_HEADER (newdecl)
+	  || DECL_IN_SYSTEM_HEADER (olddecl)
+	  || TREE_NO_WARNING (newdecl)
+	  || TREE_NO_WARNING (olddecl))
 	return true;  /* Allow OLDDECL to continue in use.  */
 
       error ("redefinition of typedef %q+D", newdecl);

gcc/objc/ChangeLog

+2007-07-14  Rafael Avila de Espindola  <espindola@google.com>
+
+	* objc-act.c (synth_module_prologue): Use TREE_NO_WARNING instead
+	of DECL_IN_SYSTEM_HEADER.
+
 2008-07-11  Ian Lance Taylor  <iant@google.com>
 
 	* objc-act.c (objc_is_reserved_word): Always check for RID_CLASS,

gcc/objc/objc-act.c

@@ -1552,11 +1552,11 @@ synth_module_prologue (void)
   type = lang_hooks.decls.pushdecl (build_decl (TYPE_DECL,
 						objc_object_name,
 						objc_object_type));
-  DECL_IN_SYSTEM_HEADER (type) = 1;
+  TREE_NO_WARNING (type) = 1;
   type = lang_hooks.decls.pushdecl (build_decl (TYPE_DECL,
 						objc_class_name,
 						objc_class_type));
-  DECL_IN_SYSTEM_HEADER (type) = 1;
+  TREE_NO_WARNING (type) = 1;
 
   /* Forward-declare '@interface Protocol'.  */