1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
/* Demonstrate Memcheck correctly handling a 64M array on the stack.
Requires --max-stackframe=67108884 or above. And since it
generates a very large stack, --main-stacksize=67200000
(approximately) is also required. */
#include <stdio.h>
#define N_MBYTES 64
#define N_INTS ((N_MBYTES * 1048576) / sizeof(int))
int main ( void )
{
int i, sum;
int arr[N_INTS];
fprintf(stderr, "lsframe1: start\n");
for (i = 0; i < N_INTS; i++)
arr[i] = i;
sum = 0;
for (i = 0; i < N_INTS; i++)
sum += arr[i];
fprintf(stderr, "lsframe1: done, result is %d\n", sum);
return 0;
}
|
