On Wednesday 2015-05-06 05:46, long.wanglong wrote:

int main(int argc, char** argv)
{
   rlim.rlim_cur=20 MB;
   rlim.rlim_max=20 MB;
   ret = setrlimit(RLIMIT_AS, &rlim);
   [...]
   char tmp[20 MB];
   for (i = 0; i < 20 MB; i++)
       tmp[i]=1;

if tmp already takes 20 MB, where will the remainder of the program find
space if you only allow for 20 MB? This is bound to fail under normal
considerations.

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