Timing bug somewhere-or-other

richard@araminta:~$ cat t.c
#include <stdio.h>
#include <time.h>
#include <sys/time.h>
#include <assert.h>
int main(void) {
  for(;;) {
    time_t t;
    struct timeval tv;

    assert(gettimeofday(&tv, NULL) == 0);
    assert(time(&t) != (time_t)-1);
    if(t < tv.tv_sec)
      return printf("%ld %ld.%06ld\n", t, tv.tv_sec, tv.tv_usec);
  }
}

richard@araminta:~$ gcc -o t t.c
richard@araminta:~$ ./t
1255784018 1255784019.000000

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