dnl @ ../doc/m4.texi:6544: Origin of test
dnl @ expected status: 0
dnl @ extra options: 
dnl @ Copyright (C) 2006, 2007, 2008, 2009 Free Software
dnl @ Foundation, Inc.
dnl @ This file is free software; the Free Software Foundation
dnl @ gives unlimited permission to copy and/or distribute it
dnl @ with or without modifications, as long as this notice
dnl @ is preserved.
eval(`3**2000000000')
dnl @result{}632360961
define(`loop', `ifelse(`$1', `1000', `pass',
`loop(eval($1+!!(3**2000000000)))')')loop(0)
dnl @result{}pass
define(`check', `ifelse(`$1', `100', `pass', `$2', eval(-3**$1),
`check(incr($1), eval(-3*$2))', `oops')')check(0, 1)
dnl @result{}pass