Working in my own branch with changes in submodules

Ben Gamari ben at
Fri Nov 1 14:22:35 UTC 2019

Alejandro Serrano Mena <trupill at> writes:

> Dear GHC devs,
> I am currently working on my own fork of GHC (
>, and as part of it I need to do
> some changes to the Cabal and haskeline libraries. However, since they are
> in submodules, I am not sure about how I can commit those changes, share
> them with others, and rebase my changes against the current HEAD for these
> submodules.
You can push wip/ branches to the GHC mirrors of these submodules where
they can be picked up by CI. Specifically,

    git at
    git at

Just make sure that your branch name begins with `wip/` and you should
be able to push. Do let me know if there are further questions.


- Ben
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