3862   Address free_start = p->area_start();  in MakeIterable()  local
3863   DCHECK_EQ(0, free_start % (32 * kPointerSize));  in MakeIterable()
3870     if (free_end != free_start) {  in MakeIterable()
3871       CHECK_GT(free_end, free_start);  in MakeIterable()
3872       size_t size = static_cast<size_t>(free_end - free_start);  in MakeIterable()
3874           p->AddressToMarkbitIndex(free_start),  in MakeIterable()
3877         ZapCode(free_start, size);  in MakeIterable()
3879       p->heap()->CreateFillerObjectAt(free_start, static_cast<int>(size),  in MakeIterable()
3884     free_start = free_end + size;  in MakeIterable()
3887   if (free_start != p->area_end()) {  in MakeIterable()
3888     CHECK_GT(p->area_end(), free_start);  in MakeIterable()
3889     size_t size = static_cast<size_t>(p->area_end() - free_start);  in MakeIterable()
3891         p->AddressToMarkbitIndex(free_start),  in MakeIterable()
3894       ZapCode(free_start, size);  in MakeIterable()
3896     p->heap()->CreateFillerObjectAt(free_start, static_cast<int>(size),  in MakeIterable()