Vassili Bykov wrote:
> 

> Executive summary: 1) "tail recursion" is a misnomer, "tail call" is a more
> exact name(your example, Lex, is still tail-callable); 2) it is possible in
> Smalltalk; 3) none of the existing Smalltalks do it.

IIRC Smalltalk MT ( http://www.objectconnect.com/ ) can be told to
compile code as tail callable -- but this is to native code.

-- Dwight