28 lines
773 B
Plaintext
28 lines
773 B
Plaintext
dnl @ ../doc/m4.texinfo:6303: 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.
|
|
define(`max_int', eval(`0x7fffffff'))
|
|
dnl @result{}
|
|
define(`min_int', incr(max_int))
|
|
dnl @result{}
|
|
eval(min_int` < 0')
|
|
dnl @result{}1
|
|
eval(max_int` > 0')
|
|
dnl @result{}1
|
|
ifelse(eval(min_int` / -1'), min_int, `overflow occurred')
|
|
dnl @result{}overflow occurred
|
|
min_int
|
|
dnl @result{}-2147483648
|
|
eval(`0x80000000 % -1')
|
|
dnl @result{}0
|
|
eval(`-4 >> 1')
|
|
dnl @result{}-2
|
|
eval(`-4 >> 33')
|
|
dnl @result{}-2
|