54     class exception_ptr;  variable
57   using __exception_ptr::exception_ptr;
63   exception_ptr current_exception() _GLIBCXX_USE_NOEXCEPT;
66   exception_ptr make_exception_ptr(_Ex) _GLIBCXX_USE_NOEXCEPT;
69   void rethrow_exception(exception_ptr) __attribute__ ((__noreturn__));
79     class exception_ptr
83       explicit exception_ptr(void* __e) _GLIBCXX_USE_NOEXCEPT;
90       friend exception_ptr std::current_exception() _GLIBCXX_USE_NOEXCEPT;
91       friend void std::rethrow_exception(exception_ptr);
93       friend exception_ptr std::make_exception_ptr(_Ex) _GLIBCXX_USE_NOEXCEPT;
96       exception_ptr() _GLIBCXX_USE_NOEXCEPT;
98       exception_ptr(const exception_ptr&) _GLIBCXX_USE_NOEXCEPT;
101       exception_ptr(nullptr_t) noexcept  in exception_ptr()  function
105       exception_ptr(exception_ptr&& __o) noexcept  in exception_ptr()  function
111       typedef void (exception_ptr::*__safe_bool)();
114       exception_ptr(__safe_bool) _GLIBCXX_USE_NOEXCEPT;
117       exception_ptr& 
118       operator=(const exception_ptr&) _GLIBCXX_USE_NOEXCEPT;
121       exception_ptr& 
122       operator=(exception_ptr&& __o) noexcept
124         exception_ptr(static_cast<exception_ptr&&>(__o)).swap(*this);
129       ~exception_ptr() _GLIBCXX_USE_NOEXCEPT;
132       swap(exception_ptr&) _GLIBCXX_USE_NOEXCEPT;
149       operator==(const exception_ptr&, const exception_ptr&)
158     operator==(const exception_ptr&, const exception_ptr&)
162     operator!=(const exception_ptr&, const exception_ptr&)
166     swap(exception_ptr& __lhs, exception_ptr& __rhs)  in swap()
178     exception_ptr 
189           return exception_ptr(__e);  in make_exception_ptr()
206       return exception_ptr();  in make_exception_ptr()