/
BirdLeon
/
ROBLOX2016
Обзор
Документация
Войти
/
BirdLeon
/
ROBLOX2016
Код
Запросы
0
Задачи
Вики
Пакеты
0
Релизы
0
Аналитика
Безопасность
main
Library/boost/libs/contract/test/public_function/protected_error.cpp
50 строк
2 KB
PatoFlamejanteTV
full source code
19 дек 2024, 19:11
19 дек 2024, 19:11
05db15d
Код
Авторство
О чём код?
// Copyright (C) 2008-2018 Lorenzo Caminiti // Distributed under the Boost Software License, Version 1.0 (see accompanying // file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt). // See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html // Test a public function contract cannot override from a protected one. #include <boost/contract/public_function.hpp> #include <boost/contract/base_types.hpp> #include <boost/contract/override.hpp> #include <boost/contract/check.hpp> struct b { protected: virtual void f(boost::contract::virtual_* v = 0) { boost::contract::check c = boost::contract::public_function(v, this); } friend class boost::contract::access; // Test this cannot prevent error. }; struct a #define BASES public b : BASES { typedef BOOST_CONTRACT_BASE_TYPES(BASES) base_types; #undef BASES void f(boost::contract::virtual_* v = 0) /* override */ { boost::contract::check c = boost::contract::public_function<override_f>( v, &a::f, this); // Error (override cannot access b::f). #ifdef BOOST_CONTRACT_NO_PUBLIC_FUNCTIONS #error "Forcing error even when public functions not checked" #endif } // Correctly, GCC and CLang cannot even see b::f as part of overloaded bases // because it is protected. MSVC also fails compilation but only when // override_f below tries to call b::f (because it is protected so it cannot // be seen from within override_f). BOOST_CONTRACT_OVERRIDE(f) friend class boost::contract::access; // Test this cannot prevent error. }; int main() { a aa; aa.f(); return 0; }