1 dnl @ ../doc/m4.texi:1517: Origin of test
2 dnl @ expected status: 0
4 dnl @ Copyright (C) 2006, 2007, 2008, 2009 Free Software
6 dnl @ This file is free software; the Free Software Foundation
7 dnl @ gives unlimited permission to copy and/or distribute it
8 dnl @ with or without modifications, as long as this notice
10 define(`x1', `len(`$1'')
14 x1(`01234567890123456789')y1(`98765432109876543210')