write_gc0_index
write_gc0_index(o_index);
write_gc0_index(o_index);
write_gc0_index(entry);
write_gc0_index(old_index);
write_gc0_index(i);
write_gc0_index(old_index);
write_gc0_index(i);
write_gc0_index(old_index);
write_gc0_index(0);
write_gc0_index(idx);
write_gc0_index(i);
write_gc0_index(idx);
write_gc0_index(v);