[CM] Snd 10.8

[Heinrich Taube]

On Aug 9, 2009, at 6:24 AM, Bill Schottstaedt wrote:

> removed gc-verbose, and load-verbose replaced by *load-hook*.  Error  
> handling can
>  be specialized via *error-hook*.

and the error hook works great!  now scheme error messages look just  
like my other (C) error messages, even if the error is a built in s7  
error.
s7 is an amazing piece of work!

> added macroexpand.
> (define-macro (hi a) `(+ ,a 1))

say i noticed yesteday that it seems like macros are expanded every  
time a function that contains them is evalled -- is that the way it  
works? (i thought they got expanded only one time)