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Re: Portability of zwc files between zsh versions

X-seq: zsh-users 27955
From: Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx>
To: Peter Stephenson <p.w.stephenson@xxxxxxxxxxxx>
Cc: zsh-users@xxxxxxx
Subject: Re: Portability of zwc files between zsh versions
Date: Sun, 14 Aug 2022 14:05:09 -0700
Archived-at: <https://zsh.org/users/27955>
In-reply-to: <4b678a820ef0226e35e374b2682925ec59ed8121.camel@ntlworld.com>
List-id: <zsh-users.zsh.org>
References: <87edxiadsf.fsf@xoc19.stanford.edu> <CAH+w=7aGsMMoxas9-PDZQaC3DJ_2xBSz_mJLV28OEddaRs_GDg@mail.gmail.com> <4b678a820ef0226e35e374b2682925ec59ed8121.camel@ntlworld.com>

On Sun, Aug 14, 2022 at 1:16 PM Peter Stephenson
<p.w.stephenson@xxxxxxxxxxxx> wrote:
>
> Maybe a bit of creative thinking about how we detect relevant changes is
> needed.  The only real requirement is picking up incompatibilities when
> we make a release.

We could drop a zcompile'd file in the Test directory and add a check
that it loads+runs correctly.  It might be a bit tricky to construct
an example that uses all possible syntax tokens, and there's a
question of how to rebuild it such that we know it wasn't just
forcibly recompiled using the current build without updating the magic
numbers.

References:
- Portability of zwc files between zsh versions
  - From: Glenn Morris
- Re: Portability of zwc files between zsh versions
  - From: Bart Schaefer
- Re: Portability of zwc files between zsh versions
  - From: Peter Stephenson

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