We found the reason: it looks like strings are included in the computation of cmx hashes after 4.02, but not before. Removing a string containing the time of build will probably solve the issue.

--Fabrice

On Tue, Aug 1, 2017 at 11:16 AM François Bobot <francois.bobot@cea.fr> wrote:

Le 31/07/2017 à 18:37, Mohamed Iguernlala a écrit :
> Hello,
>
> I'm facing an issue[1] with OCaml versions >= 4.02.0 when
> building/using dynamically loaded plugins for/with Alt-Ergo. I
> think this is probably due to module aliases.

Alt-Ergo is using pack, so in which way is it linked with module aliases?

> In fact, I'm able
> to install and use Alt-Ergo + satML-plugin on OCaml 4.01.0, but
> not on OCaml 4.02.0 (or higher).

Is satML-plugin compiled by looking only at Alt-Ergo packed library?

Best,

--
François

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