59     class exception_ptr;  variable
62   using __exception_ptr::exception_ptr;
68   exception_ptr current_exception() _GLIBCXX_USE_NOEXCEPT;
71   exception_ptr make_exception_ptr(_Ex) _GLIBCXX_USE_NOEXCEPT;
74   void rethrow_exception(exception_ptr) __attribute__ ((__noreturn__));
84     class exception_ptr
88       explicit exception_ptr(void* __e) _GLIBCXX_USE_NOEXCEPT;
95       friend exception_ptr std::current_exception() _GLIBCXX_USE_NOEXCEPT;
96       friend void std::rethrow_exception(exception_ptr);
98       friend exception_ptr std::make_exception_ptr(_Ex) _GLIBCXX_USE_NOEXCEPT;
101       exception_ptr() _GLIBCXX_USE_NOEXCEPT;
103       exception_ptr(const exception_ptr&) _GLIBCXX_USE_NOEXCEPT;
106       exception_ptr(nullptr_t) noexcept  in exception_ptr()  function
110       exception_ptr(exception_ptr&& __o) noexcept  in exception_ptr()  function
116       typedef void (exception_ptr::*__safe_bool)();
119       exception_ptr(__safe_bool) _GLIBCXX_USE_NOEXCEPT;
122       exception_ptr& 
123       operator=(const exception_ptr&) _GLIBCXX_USE_NOEXCEPT;
126       exception_ptr& 
127       operator=(exception_ptr&& __o) noexcept
129         exception_ptr(static_cast<exception_ptr&&>(__o)).swap(*this);
134       ~exception_ptr() _GLIBCXX_USE_NOEXCEPT;
137       swap(exception_ptr&) _GLIBCXX_USE_NOEXCEPT;
154       operator==(const exception_ptr&, const exception_ptr&)
165     operator==(const exception_ptr&, const exception_ptr&)
169     operator!=(const exception_ptr&, const exception_ptr&)
173     swap(exception_ptr& __lhs, exception_ptr& __rhs)  in swap()
189     exception_ptr 
202           return exception_ptr(__e);  in make_exception_ptr()
219       return exception_ptr();  in make_exception_ptr()