re PR c++/9447 (using Base<T>::member does not work)

cp:
	PR c++/9447
	* decl2.c (do_class_using_decl): Set type to NULL_TREE.
	* semantics.c (finish_expr_stmt): Do not convert to void in a
	template.
testsuite:
	PR c++/9447
	* g++.dg/template/using5.C: New test.

From-SVN: r70039

gcc/cp/ChangeLog

+2003-08-01  Nathan Sidwell  <nathan@codesourcery.com>
+
+	PR c++/9447
+	* decl2.c (do_class_using_decl): Set type to NULL_TREE.
+	* semantics.c (finish_expr_stmt): Do not convert to void in a
+	template.
+
 2003-07-31  Nathan Sidwell  <nathan@codesourcery.com>
 
 	* pt.c (coerce_template_parms): Refactor.

gcc/cp/decl2.c

@@ -4096,7 +4096,7 @@ do_class_using_decl (tree decl)
 
   my_friendly_assert (TREE_CODE (name) == IDENTIFIER_NODE, 980716);
 
-  value = build_lang_decl (USING_DECL, name, unknown_type_node);
+  value = build_lang_decl (USING_DECL, name, NULL_TREE);
   DECL_INITIAL (value) = TREE_OPERAND (decl, 0);
   return value;
 }

gcc/cp/semantics.c

@@ -430,7 +430,7 @@ finish_expr_stmt (tree expr)
       /* Remember the type of the expression.  */
       expr_type = TREE_TYPE (expr);
 
-      if (stmts_are_full_exprs_p ())
+      if (!processing_template_decl && stmts_are_full_exprs_p ())
 	expr = convert_to_void (expr, "statement");
       
       r = add_stmt (build_stmt (EXPR_STMT, expr));

gcc/testsuite/ChangeLog

+2003-08-01  Nathan Sidwell  <nathan@codesourcery.com>
+
+	PR c++/9447
+	* g++.dg/template/using5.C: New test.
+
 2003-07-31  Roger Sayle  <roger@eyesopen.com>
 
 	* gcc.dg/builtins-27.c: New test case.

gcc/testsuite/g++.dg/template/using5.C

+// { dg-do compile }
+
+// Copyright (C) 2003 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 31 Jul 2003 <nathan@codesourcery.com>
+
+// PR 9447. further test cases for dependent using decl
+
+template <typename T> struct Base;
+
+template <typename T> struct Derived : public Base<T> {
+  using Base<T>::i;
+  
+  Derived() { i; }
+  
+  int get_i() { return i.f(); }
+  
+};