std::nested_exception::nested_ptr(3)

NAME
std::nested_exception::nested_ptr - std::nested_exception::nested_ptr

Synopsis
   std::exception_ptr nested_ptr() const noexcept; (since C++11)
   Returns a pointer to the stored exception, if any.

Parameters
   (none)

Return value
   A std::exception_ptr to the stored exception if one is stored, default-initialized
   std::exception_ptr otherwise.