I'm sure you aware you can implement call/1cc with Lua's coroutines: http://www.inf.puc-rio.br/~roberto/docs/MCC15-04.pdf http://www.inf.puc-rio.br/~roberto/doc

I'm sure you aware you can implement call/1cc with Lua's coroutines: http://www.inf.puc-rio.br/~roberto/docs/MCC15-04.pdf http://www.inf.puc-rio.br/~roberto/docs/MCC15-04.pdf. But maybe you want the full power of call/cc :).