bug#31142: guix package --upgrade reverses the order of packages

[Ludovic Courtès]

Hi,

address@hidden (Ludovic Courtès) skribis:

> Hello,
>
> Chris Marusich <address@hidden> skribis:
>
>> It seems that running "guix package --upgrade ." reverses the order of
>> packages installed in a profile.  Apparently as a result, repeatedly
>> running the command on a profile will create multiple generations, even
>> though the packages are not actually being upgraded.
>
> Commit eca16a3d1d9e6b2c064e0105c1015258bf2755f2 was supposed to fix it…
> but it lacked a test case…  I plaid guilty.  :-)

This is fixed in 35225dc57996ebc7a5a55462e0e52d85239195d9, which pretty
much reverts eca16a3d1d9e6b2c064e0105c1015258bf2755f2…

But this time there’s a test case that gives me some confidence.  :-)

Thanks,
Ludo’.