I just had a blindingly obvious thought:

If the core OCaml language is now stable enough that it is not viable to chuck 
the try..finally construct into the language, is there any chance it could be 
put into the camlp4 library which, for example, already provides list 
comprehensions?

-- 
Dr Jon D Harrop, Flying Frog Consultancy Ltd.
http://www.ffconsultancy.com/products/?e