Esempi in C++ (Cpp) per Bignum::to_double

Esempio n. 1

File: bignum.cpp Progetto: saga/rubinius

  double rb_big2dbl(VALUE obj) {
    NativeMethodEnvironment* env = NativeMethodEnvironment::get();

    Bignum* big = c_as<Bignum>(env->get_object(obj));
    double d = big->to_double(env->state());
    if(std::isinf(d)) {
      rb_warn("Bignum out of Float range");
      d = HUGE_VAL;
    }
    return d;
  }

Esempio n. 2

File: bignum.cpp Progetto: AndrewVos/rubinius

  double rb_big2dbl(VALUE obj) {
    NativeMethodEnvironment* env = NativeMethodEnvironment::get();

    Bignum* big = c_as<Bignum>(env->get_object(obj));
    double d = big->to_double(env->state());
    if(isinf(d)) {
      rb_warn("Bignum out of Float range");
      if(big->mp_val()->sign == MP_NEG) {
        d = -HUGE_VAL;
      } else {
        d = HUGE_VAL;
      }
    }
    return d;
  }