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Re: Opcode Versioning Was: emacs master + org Wrong type argument: numbe


From: Sam Steingold
Subject: Re: Opcode Versioning Was: emacs master + org Wrong type argument: number-or-marker-p
Date: Thu, 04 Aug 2022 10:59:46 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (darwin)

> * Stefan Monnier <zbaavre@veb.hzbagerny.pn> [2022-08-02 18:10:02 -0400]:
>
>> compiled file, so that Emacs can reject loading a file with an incorrect
>> version.
>
> Emacs instead aims to be able to keep loading old byte-compiled files
> so we try hard to change the byte-codes only in ways which are
> backward compatible.

This is a very noble aim.
Does it ever happen that Emacs breaks byte-codes as a design decision?
Or is Emacs _supposed_ to be able to load ELC from 1990?

Thank you for your reply.

-- 
Sam Steingold (http://sds.podval.org/) on darwin Ns 10.3.2113
http://childpsy.net http://calmchildstories.com http://steingoldpsychology.com
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