891   CompactibleSpace::initialize(mr, clear_space, mangle_space);

   891   CompactibleSpace::initialize(mr, clear_space, mangle_space);

   892   _top = bottom();

   892   _top = bottom();

   893   set_saved_mark_word(NULL);

   893   set_saved_mark_word(NULL);

   894   reset_bot();

   894   reset_bot();

   895 }

   895 }