blackhole.c
author Markus Bröker <mbroeker@largo.dyndns.tv>
Sat, 13 Dec 2008 17:58:00 +0100
changeset 8 96d16dfe787a
parent 0 af501b0c1716
child 9 c3fecc82ade6
permissions -rw-r--r--
We use return EXIT_SUCCESS instead of return 0 committer: Markus Bröker <mbroeker@largo.homelinux.org>
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/*
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 *     $Id: blackhole.c,v 1.1.1.1 2008-04-28 17:32:53 mbroeker Exp $
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 * $Source: /development/c/demos/blackhole.c,v $
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 */
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/* compile with -O0 or without optimizations or it won't crash */
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#include <stdio.h>
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#include <stdlib.h>
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unsigned long blackhole (unsigned long i)
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{
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    /*
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     * blackhole stops after a datatype overrun
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     */
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    if ((i + 1) < i)
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        return i;
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    if (!(i % 10000))
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        printf ("Recursion %lu\n", i);
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    return blackhole (i + 1);
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}
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int main (void)
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{
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    printf ("MAXIMUM RECURSION DEPTH ON YOUR MACHINE: %lu\n", blackhole (0));
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    return EXIT_SUCCESS;
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}