pt.c, [...]: Remove unused NARGS argument to tsubst and friends.

	* pt.c, call.c, decl.c, method.c, cp-tree.h: Remove unused NARGS
	argument to tsubst and friends.

From-SVN: r18201

gcc/cp/ChangeLog

-Mon Feb 23 03:04:14 1998  Jason Merrill  <jason@yorick.cygnus.com>
+Mon Feb 23 05:08:55 1998  Jason Merrill  <jason@yorick.cygnus.com>
+
+	* pt.c, call.c, decl.c, method.c, cp-tree.h: Remove unused NARGS
+	argument to tsubst and friends.
 
 	* pt.c (tsubst, FUNCTION_DECL): Tidy.
 

gcc/cp/call.c

@@ -5523,8 +5523,7 @@ build_over_call (fn, convs, args, flags)
       if (DECL_TEMPLATE_INFO (fn))
 	/* This came from a template.  Instantiate the default arg here,
 	   not in tsubst.  */
-	arg = tsubst_expr (arg, DECL_TI_ARGS (fn),
-			   TREE_VEC_LENGTH (DECL_TI_ARGS (fn)), NULL_TREE);
+	arg = tsubst_expr (arg, DECL_TI_ARGS (fn), NULL_TREE);
       converted_args = expr_tree_cons
 	(NULL_TREE, convert_default_arg (TREE_VALUE (parm), arg),
 	 converted_args);

gcc/cp/cp-tree.h

@@ -2375,9 +2375,9 @@ extern void synthesize_method			PROTO((tree));
 extern tree get_id_2				PROTO((char *, tree));
 
 /* in pt.c */
-extern tree tsubst				PROTO ((tree, tree, int, tree));
-extern tree tsubst_expr				PROTO ((tree, tree, int, tree));
-extern tree tsubst_copy				PROTO ((tree, tree, int, tree));
+extern tree tsubst				PROTO ((tree, tree, tree));
+extern tree tsubst_expr				PROTO ((tree, tree, tree));
+extern tree tsubst_copy				PROTO ((tree, tree, tree));
 extern tree tsubst_chain			PROTO((tree, tree));
 extern void maybe_begin_member_template_processing PROTO((tree));
 extern void maybe_end_member_template_processing PROTO((tree));

gcc/cp/decl.c

@@ -9235,10 +9235,7 @@ grokdeclarator (declarator, declspecs, decl_context, initialized, attrlist)
 		    && uses_template_parms (current_class_type))
 		  {
 		    tree args = current_template_args ();
-		    type = tsubst (type, args,
-				   TREE_VEC_LENGTH (TREE_VEC_ELT
-						    (args, 0)),
-				   NULL_TREE);
+		    type = tsubst (type, args, NULL_TREE);
 		  }
 
 		/* This pop_nested_class corresponds to the

gcc/cp/method.c

@@ -899,8 +899,7 @@ build_template_parm_names (parmlist, arglist)
 	}
       else
 	{
-	  parm = tsubst (parm, arglist,
-			 TREE_VEC_LENGTH (arglist), NULL_TREE);
+	  parm = tsubst (parm, arglist, NULL_TREE);
 	  /* It's a PARM_DECL.  */
 	  build_mangled_name (TREE_TYPE (parm), 0, 0);
 	  build_overload_value (parm, arg, uses_template_parms (arglist));