bug#13814: 24.3.50; Dynamic variables shadowing prevent defvar

[Lars Ingebrigtsen]

Stefan Monnier <monnier@iro.umontreal.ca> writes:

> FWIW, this bug was presumably fixed with:
>
>     commit a104f656c8217b027866d32e8d7bf024a671e3cc
>     Author: Stefan Monnier <monnier@iro.umontreal.ca>
>     Date:   Fri Aug 2 17:16:33 2013 -0400
>
> So we should probably close it.

Yup; closing it now.

> Yes, this is a new feature: when we get to the `defvar` the problem is
> not just that we need to "punch through" and define the toplevel/dynamic
> value of `bug-variable` but also that the `let` would need to be
> retroactively changed to be dynamic, which would in general require
> time-travel, hence the error.

That's being defeatist -- surely theory implies that time travel should
be available any day now...

-- 
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   bloggy blog: http://lars.ingebrigtsen.no