re PR c++/28262 (Inconsistent "default arguments are only permitted for function parameters".)

/cp
2013-07-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/28262
	* parser.c (cp_parser_init_declarator): If we are parsing a typedef
	set parser->default_arg_ok_p to false before cp_parser_declarator.

/testsuite
2013-07-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/28262
	* g++.dg/parse/defarg16.C: New.

From-SVN: r200730

gcc/cp/ChangeLog

+2013-07-06  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/28262
+	* parser.c (cp_parser_init_declarator): If we are parsing a typedef
+	set parser->default_arg_ok_p to false before cp_parser_declarator.
+
 2013-07-05  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR c++/14263

gcc/cp/parser.c

@@ -16182,6 +16182,7 @@ cp_parser_init_declarator (cp_parser* parser,
   bool friend_p;
   tree pushed_scope = NULL_TREE;
   bool range_for_decl_p = false;
+  bool saved_default_arg_ok_p = parser->default_arg_ok_p;
 
   /* Gather the attributes that were provided with the
      decl-specifiers.  */
@@ -16192,6 +16193,10 @@ cp_parser_init_declarator (cp_parser* parser,
   if (function_definition_p)
     *function_definition_p = false;
 
+  /* Default arguments are only permitted for function parameters.  */
+  if (decl_spec_seq_has_spec_p (decl_specifiers, ds_typedef))
+    parser->default_arg_ok_p = false;
+
   /* Defer access checks while parsing the declarator; we cannot know
      what names are accessible until we know what is being
      declared.  */
@@ -16207,6 +16212,8 @@ cp_parser_init_declarator (cp_parser* parser,
   /* Gather up the deferred checks.  */
   stop_deferring_access_checks ();
 
+  parser->default_arg_ok_p = saved_default_arg_ok_p;
+
   /* If the DECLARATOR was erroneous, there's no need to go
      further.  */
   if (declarator == cp_error_declarator)

gcc/testsuite/ChangeLog

+2013-07-06  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/28262
+	* g++.dg/parse/defarg16.C: New.
+
 2013-07-05  Vladimir Makarov  <vmakarov@redhat.com>
 
 	PR rtl-optimization/55342

gcc/testsuite/g++.dg/parse/defarg16.C

+// PR c++/28262
+
+typedef void (funcptrhack) (int = 10);   // { dg-error "default arguments" }
+typedef funcptrhack * funcptr;