Lines Matching refs:old
19 constexpr Tape(const Tape &old, bool write) :
20 l(old.l), val(write), r(old.r) {}
21 constexpr Tape(const Tape &old, Dir dir) :
22 l(dir == L ? old.l ? old.l->l : 0 : &old),
23 val(dir == L ? old.l ? old.l->val : false
24 : old.r ? old.r->val : false),
25 r(dir == R ? old.r ? old.r->r : 0 : &old) {}
30 constexpr Tape update(const Tape &old, bool write) { return Tape(old, write); }
31 constexpr Tape move(const Tape &old, Dir dir) { return Tape(old, dir); }
