bug#33441: reading and printing Lisp Objects - what changed from 25.3.1 to 26.1?

[Paul Eggert]

On 11/20/18 1:09 PM, Peter Milliken wrote:
> Not sure what the reference to circular structures means in this 
> context. As I said, all versions of Emacs less than 26 it worked fine 
> with these same Lisp Objects.

How do we know the Lisp objects are actually the same?


> As for the file reference, try
> https://github.com/peter-milliken/ELSE 
> <https://github.com/peter-milliken/ELSE/else-structs.el>
>
> and look for else-structs.e 
> <https://github.com/peter-milliken/ELSE/else-structs.el>l
Thanks. Could you give a complete, self-contained recipe for reproducing 
the problem?