/* PSPP - a program for statistical analysis.
- Copyright (C) 1997-9, 2000, 2006, 2007, 2008 Free Software Foundation, Inc.
+ Copyright (C) 1997-9, 2000, 2006, 2007, 2008, 2010 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
msg (SE, _("`=' expected after variable list."));
goto done;
}
- if (!parse_DATA_LIST_vars (lexer, &new_names, &nn, PV_APPEND | PV_NO_SCRATCH))
+ if (!parse_DATA_LIST_vars (lexer, &new_names, &nn,
+ PV_APPEND | PV_NO_SCRATCH | PV_NO_DUPLICATE))
goto done;
if (nn != nv)
{