http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/p0534r0.pdf http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/p053... call/cc is the basic mechan

http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/p0534r0.pdf http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/p053... call/cc is the basic mechanism - useful to implement stackful coroutines and fibers (cooperative multi-tasking)