// XXX: We sometimes get a book-keeping error when a slime creature
// splits.

    if (arena::respawn && arena::to_respawn[midx] != -1)

    if (arena::respawn && arena::to_respawn[midx] != -1
        // Don't respawn when a slime 'dies' from merging with another
        // slime.
        && !(monster->type == MONS_SLIME_CREATURE && silent
             && killer == KILL_MISC
             && killer_index == NON_MONSTER))

            // Un-merge slime when it respawns.
            // XXX: We're still losing slimes here.
            if (monster->type == MONS_SLIME_CREATURE)
            {
                for (unsigned int i = 1; i < monster->number; i++)
                {
                    fac->respawn_list.push_back(arena::to_respawn[midx]);
                    fac->respawn_pos.push_back(monster->pos());
                }
            }