1 #include <stdio.h>

     2 #include <stdlib.h>

     3 

     4 /* Basic sanity check that syscalls to implement malloc (brk, mmap2,

     5    munmap) are trivially functional.  */

     6 

     7 int main ()

     8 {

     9   void *p1, *p2, *p3, *p4, *p5, *p6;

    10 

    11   if ((p1 = malloc (8100)) == NULL

    12       || (p2 = malloc (16300)) == NULL

    13       || (p3 = malloc (4000)) == NULL

    14       || (p4 = malloc (500)) == NULL

    15       || (p5 = malloc (1023*1024)) == NULL

    16       || (p6 = malloc (8191*1024)) == NULL)

    17   {

    18     printf ("fail\n");

    19     exit (1);

    20   }

    21 

    22   free (p1);

    23   free (p2);

    24   free (p3);

    25   free (p4);

    26   free (p5);

    27   free (p6);

    28 

    29   p1 = malloc (64000);

    30   if (p1 == NULL)

    31   {

    32     printf ("fail\n");

    33     exit (1);

    34   }

    35   free (p1);

    36 

    37   printf ("pass\n");

    38   exit (0);

    39 }