Re: 23.0.60; bug in modify-syntax-entry after unicode2 merge

[Stefan Monnier]

>>> I use the supercollider mode in emacs,
>>> and it has the equivalent of the following code:
>> 
>>> (modify-syntax-entry ?\^ "." (make-syntax-table))
>> 
>>> If you run this you will get the following error:
>>> Debugger entered--Lisp error: (wrong-type-argument characterp 67108896)
>> 
>>> The code used to work before the unicode2 merge.
>> 
>> You do realize that this is changing the syntax-entry for the C-SPC
>> character (which doesn't exist: it's an event composed of the SPC char
>> and the control modifier), right?

> No, I dont know the particulars of the code. 

> If this is a bug in the supercollider mode in your opinion, I can relay
> that information to the modes authors.

It does look like a bug in that code indeed.  Maybe the author meant to
modify the ^ character, but that's not what the code does.  Then again,
it's more subtle.


        Stefan