std::future_error(3) Library Functions Manual std::future_error(3) NAME std::future_error - Exception type thrown by futures. SYNOPSIS #include Inherits std::logic_error. Public Member Functions future_error (future_errc __errc) const error_code & code () const noexcept virtual const char * what () const noexcept Friends void __throw_future_error (int) Detailed Description Exception type thrown by futures. Since C++11 Member Function Documentation virtual const char * std::future_error::what () const [virtual], [noexcept] Returns a C-style character string describing the general cause of the current error (the same string passed to the ctor). Reimplemented from std::logic_error. Author Generated automatically by Doxygen for libstdc++ from the source code. libstdc++ std::future_error(3)