| char g_watch_me_read; | |
| char g_watch_me_write; | |
| char g_temp; | |
| void watch_read() { | |
| g_temp = g_watch_me_read; | |
| } | |
| void watch_write() { | |
| g_watch_me_write = g_temp; | |
| } | |
| int main() { | |
| watch_read(); | |
| g_temp = g_watch_me_read; | |
| watch_write(); | |
| g_watch_me_write = g_temp; | |
| return 0; | |
| } |