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"David T. Ashley" wrote:
> 
... snip ...
> 
> 54135^2 is going to be on the order of 2.5G.  That is a pretty
> fair hunk of memory.
> 
> ---------
> 
> [nouser AT pamc ~]$ cat test3.c
> #include <stdio.h>
> #include <stdlib.h>
> 
> int main(void)
>    {
>    char *p;
>    int i;
> 
>    for (i=65535; i>0; i--)
>       {
>       if (p = calloc(i,i))
>          {
>          printf("%d is apparently the largest integer that will succeed.\n",
> i);
>          break;
>          }
>       }
>    }
> [nouser AT pamc ~]$ gcc test3.c
> [nouser AT pamc ~]$ ./a.out
> 54135 is apparently the largest integer that will succeed.
> [nouser AT pamc ~]$

With DJGPP 2.03 (specifies the library) that crashes immediately in
memset.  With nmalloc linked in in place of the library it yields
23093.

Advisory cross-post to comp.os.msdos.djgpp, f'ups set to clc.

-- 
Chuck F (cbfalconer at maineline dot net)
   Available for consulting/temporary embedded and systems.
   <http://cbfalconer.home.att.net>