Mark H Weaver <mhw@netris.org> writes:

> ludo@gnu.org (Ludovic Courtès) writes:
>
>> Currently .go files embed randomly-generated symbols stemming from
>> ‘syntax-session-id’, which prevents reproducible builds (see
>> <https://lists.gnu.org/archive/html/guix-devel/2013-09/msg00159.html>.)
>
> I've given this more thought, and I think I have a way that avoids
> session-ids altogether.
>
> Currently, we include both the session-id and a global gensym counter in
> the names of freshly generated marks and labels in psyntax.scm.
> Instead, let them include the module name and a per-module counter.

I've attached a preliminary implementation of this idea, but I'm not yet
confident in its correctness.

      Mark