blob: 75a31fd71d5c58e76359d4557a63f3aaa244a79f (
plain)
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
|
#include <stdio.h>
struct sss{
int i1:22;
int i2:2;
int i3:19;
};
static union u{
struct sss sss;
unsigned char a[sizeof (struct sss)];
} u;
int main (void) {
int i;
for (i = 0; i < sizeof (struct sss); i++)
u.a[i] = 0;
u.sss.i1 = 4194303.0;
for (i = 0; i < sizeof (struct sss); i++)
printf ("%x ", u.a[i]);
printf ("\n");
u.sss.i2 = 3.0;
for (i = 0; i < sizeof (struct sss); i++)
printf ("%x ", u.a[i]);
printf ("\n");
u.sss.i3 = 524287.0;
for (i = 0; i < sizeof (struct sss); i++)
printf ("%x ", u.a[i]);
printf ("\n");
return 0;
}
|