#if 1
int key;
int map_generation= s->me.map_generation;
+#ifndef NDEBUG
uint32_t *map= s->me.map;
+#endif
key= ((my-1)<<ME_MAP_MV_BITS) + (mx) + map_generation;
assert(map[(index-(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)] == key);
key= ((my+1)<<ME_MAP_MV_BITS) + (mx) + map_generation;