Re: `defun` and punctuation marks

[Gavin Smith]

On Tue, Aug 10, 2021 at 06:34:52AM +0000, Werner LEMBERG wrote:
> 
> [texinfo.tex 2021-04-25.21]
> 
> Have a look at the following example.
> 
> ```
> \input texinfo.tex
> 
> @defun foo bar? bar bar
> text
> @end defun
> 
> @defun foo bar?@: bar bar
> text
> @end defun
> 
> @bye
> ```
> 
> As can be seen, the space after the question mark is larger in the
> first example, which is not appropriate here.
> 
> Some Lisp dialects like Scheme use question and exclamation marks
> extensively in function and argument names, so this is a real issue.
> In particular, LilyPond's Scheme functions are full of it :-)
> 


Well spotted, I can hardly see the difference.  It should be fixed in
commit 3cd56e4c8dbe0.  Please check if this solves the problem.