# HG changeset patch
# User John W. Eaton <jwe@octave.org>
# Date 1377213788 14400
# Node ID 56fe31b248debaee1d5a835eb72ffe0cd674204c
# Parent  8e2906e2fb2660c00ccfa66e6f367c5e6a093f92
disallow ~ in global and persistent declaration lists

* oct-pasre.in.yy (decl2): Omit magic_tilde.
(param_list2): Use param_list_elt instead of decl2
(param_list_elt): New non-terminal constructed from decl2 and
magic_tilde.

diff -r 8e2906e2fb26 -r 56fe31b248de libinterp/parse-tree/oct-parse.in.yy
--- a/libinterp/parse-tree/oct-parse.in.yy	Thu Aug 22 14:48:09 2013 -0400
+++ b/libinterp/parse-tree/oct-parse.in.yy	Thu Aug 22 19:23:08 2013 -0400
@@ -259,7 +259,7 @@
 %type <tree_switch_command_type> switch_command
 %type <tree_switch_case_type> switch_case default_case
 %type <tree_switch_case_list_type> case_list1 case_list
-%type <tree_decl_elt_type> decl2
+%type <tree_decl_elt_type> decl2 param_list_elt
 %type <tree_decl_init_list_type> decl1
 %type <tree_decl_command_type> declaration
 %type <tree_statement_type> statement function_end classdef_end
@@ -798,10 +798,6 @@
                     lexer.looking_at_initializer_expression = false;
                     $$ = new tree_decl_elt ($1, $4);
                   }
-                | magic_tilde
-                  {
-                    $$ = new tree_decl_elt ($1);
-                  }
                 ;
 
 // ====================
@@ -1070,15 +1066,21 @@
                   }
                 ;
 
-param_list2     : decl2
+param_list2     : param_list_elt
                   { $$ = new tree_parameter_list ($1); }
-                | param_list2 ',' decl2
+                | param_list2 ',' param_list_elt
                   {
                     $1->append ($3);
                     $$ = $1;
                   }
                 ;
 
+param_list_elt  : decl2
+                  { $$ = $1; }
+                | magic_tilde
+                  { $$ = new tree_decl_elt ($1); }
+                ;
+
 // ===================================
 // List of function return value names
 // ===================================