contrib/intarray/_int_gist.c

In "g_int_compress" :

int *dr;
...
memmove((void *) &dr[cand - 1], (void *) &dr[cand + 1], (len - cand -
1) * sizeof(int));

Should be

int32 *dr;
...
memmove((void *) &dr[cand - 1], (void *) &dr[cand + 1], (len - cand -
1) * sizeof(int32));