55     class exception_ptr;  variable
58   using __exception_ptr::exception_ptr;
64   exception_ptr current_exception() _GLIBCXX_USE_NOEXCEPT;
67   void rethrow_exception(exception_ptr) __attribute__ ((__noreturn__));
75     class exception_ptr
79       explicit exception_ptr(void* __e) _GLIBCXX_USE_NOEXCEPT;
86       friend exception_ptr std::current_exception() _GLIBCXX_USE_NOEXCEPT;
87       friend void std::rethrow_exception(exception_ptr);
90       exception_ptr() _GLIBCXX_USE_NOEXCEPT;
92       exception_ptr(const exception_ptr&) _GLIBCXX_USE_NOEXCEPT;
95       exception_ptr(nullptr_t) noexcept  in exception_ptr()  function
99       exception_ptr(exception_ptr&& __o) noexcept  in exception_ptr()  function
105       typedef void (exception_ptr::*__safe_bool)();
108       exception_ptr(__safe_bool) _GLIBCXX_USE_NOEXCEPT;
111       exception_ptr& 
112       operator=(const exception_ptr&) _GLIBCXX_USE_NOEXCEPT;
115       exception_ptr& 
116       operator=(exception_ptr&& __o) noexcept
118         exception_ptr(static_cast<exception_ptr&&>(__o)).swap(*this);
123       ~exception_ptr() _GLIBCXX_USE_NOEXCEPT;
126       swap(exception_ptr&) _GLIBCXX_USE_NOEXCEPT;
143       operator==(const exception_ptr&, const exception_ptr&)
152     operator==(const exception_ptr&, const exception_ptr&)
156     operator!=(const exception_ptr&, const exception_ptr&)
160     swap(exception_ptr& __lhs, exception_ptr& __rhs)  in swap()
168     exception_ptr 
187     exception_ptr