70 Value const& Value::nullSingleton() {  in nullSingleton()  function in Json::Value
79 Value const& Value::null = Value::nullSingleton();
82 Value const& Value::nullRef = Value::nullSingleton();
936   ObjectValues::value_type defaultValue(key, nullSingleton());  in operator []()
953     return nullSingleton();  in operator []()
957     return nullSingleton();  in operator []()
1050   ObjectValues::value_type defaultValue(actualKey, nullSingleton());  in resolveReference()
1069   ObjectValues::value_type defaultValue(actualKey, nullSingleton());  in resolveReference()
1077   return value == &nullSingleton() ? defaultValue : *value;  in get()
1104     return nullSingleton();  in operator []()
1110     return nullSingleton();  in operator []()
1579         return Value::nullSingleton();  in resolve()
1585         return Value::nullSingleton();  in resolve()
1588       if (node == &Value::nullSingleton()) {  in resolve()
1591         return Value::nullSingleton();  in resolve()
1609       if (node == &Value::nullSingleton())  in resolve()