Standard library header - cppreference.com (original) (raw)
This header is part of the error handling library.
[edit] Synopsis
// all freestanding namespace std { class exception; class bad_exception; class nested_exception; using terminate_handler = void ()(); terminate_handler get_terminate() noexcept; terminate_handler set_terminate(terminate_handler f) noexcept; [[noreturn]] void terminate() noexcept; constexpr int uncaught_exceptions() noexcept; using exception_ptr = / unspecified */; constexpr exception_ptr current_exception() noexcept; [[noreturn]] constexpr void rethrow_exception(exception_ptr p); template constexpr exception_ptr make_exception_ptr(E e) noexcept; template [[noreturn]] constexpr void throw_with_nested(T&& t); template constexpr void rethrow_if_nested(const E& e); }
[edit] Class std::exception
namespace std { class exception { public: constexpr exception() noexcept; constexpr exception(const exception&) noexcept; constexpr exception& operator=(const exception&) noexcept; constexpr virtual ~exception(); constexpr virtual const char* what() const noexcept; }; }
[edit] Class std::bad_exception
namespace std { class bad_exception : public exception { public: // see description for the specification of the special member functions constexpr const char* what() const noexcept override; }; }
[edit] Class std::nested_exception
namespace std { class nested_exception { public: constexpr nested_exception() noexcept; constexpr nested_exception(const nested_exception&) noexcept = default; constexpr nested_exception& operator=(const nested_exception&) noexcept = default; constexpr virtual ~nested_exception() = default; // access functions [[noreturn]] constexpr void rethrow_nested() const; constexpr exception_ptr nested_ptr() const noexcept; }; template [[noreturn]] constexpr void throw_with_nested(T&& t); template constexpr void rethrow_if_nested(const E& e); }