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
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
/* 2038 test
This is OK on 64-bit systems and mingw64
Does fail when compiled with gcc -m32 -o test2038 test2038.c
*/
#include <stdio.h>
#include <time.h>
#include <string.h>
int test2038(void)
{
time_t x;
//printf("sizeof(time_t)=%d\n", (int)sizeof(time_t));
x = (time_t)((1U << 31) - 1);
//printf("x=%lu\n", (unsigned long)x);
char *s = ctime(&x);
//printf("%s\n", s);
//printf("x=%lu\n", (unsigned long)x);
if (!strstr(s, "2038")) { return 1; }
x += 1;
s = ctime(&x);
//printf("x=%lu\n", (unsigned long)x);
//printf("%s\n", s);
if (!strstr(s, "2038")) { return 1; }
//printf("x=%lu\n", (unsigned long)x);
//printf("%s\n", s);
x += 1;
s = ctime(&x);
if (!strstr(s, "2038")) { return 1; }
//printf("%s\n", s);
return 0;
}
int main(void)
{
return test2038();
}
|
