Re: [Chicken-hackers] Made a start with CHICKEN 5 proposal

[John Cowan]

Mario Domenech Goulart scripsit:

> I remember there is another breaking change that maybe we can fix in
> CHICKEN 5: the behavior of set! on unbound variables.

R7RS takes an intermediate position between R5RS (allowed) and R6RS
(forbidden): it's allowed in the REPL, but forbidden in a module.

> I personally don't like that behavior.  It can lead to some subtle and
> hard to find bugs (specially for bad typists like me).

+1

-- 
John Cowan          http://www.ccil.org/~cowan        address@hidden
Linguistics is arguably the most hotly contested property in the academic
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philologists, psychologists, biologists and neurologists, along with
whatever blood can be got out of grammarians. - Russ Rymer