re PR c++/10749 (triple nested template classes in namespace need to qualify ns)

	PR c++/10749
	* parser.c (cp_parser_class_head): See through dependent names
	when parsing a class-head.

	PR c++/10749
	* g++.dg/template/memclass2.C: New test.

From-SVN: r68276

gcc/cp/ChangeLog

 2003-06-20  Mark Mitchell  <mark@codesourcery.com>
 
+	PR c++/10749
+	* parser.c (cp_parser_class_head): See through dependent names
+	when parsing a class-head.
+
 	PR c++/10845
 	* pt.c (try_class_unification): Correct handling of member class
 	templates.

gcc/cp/parser.c

@@ -11634,7 +11634,7 @@ cp_parser_class_head (cp_parser* parser,
   nested_name_specifier 
     = cp_parser_nested_name_specifier_opt (parser,
 					   /*typename_keyword_p=*/false,
-					   /*check_dependency_p=*/true,
+					   /*check_dependency_p=*/false,
 					   /*type_p=*/false);
   /* If there was a nested-name-specifier, then there *must* be an
      identifier.  */

gcc/testsuite/ChangeLog

 2003-06-20  Mark Mitchell  <mark@codesourcery.com>
+
+	PR c++/10749
+	* g++.dg/template/memclass2.C: New test.
+
+2003-06-20  Mark Mitchell  <mark@codesourcery.com>
             Eric Botcazou  <ebotcazou@libertysurf.fr>
 	
 	* lib/gcc-dg.exp (dg-xfail-if): Do not process conditional xfail

gcc/testsuite/g++.dg/template/memclass2.C

+namespace ns {
+  template<typename T>
+  struct Foo {
+    template<typename U> struct Bar;
+  };
+  
+  template<typename T>
+  template<typename U>
+  struct Foo<T>::Bar {
+    template<typename V> struct Baz;
+  };
+  
+  template<typename T>
+  template<typename U>
+  template<typename V>
+  struct Foo<T>::Bar<U>::Baz {
+    Foo<T> chokes;
+    ns::Foo<T> works;
+  };
+}