Can you try updating the submodule to the latest master and see if that fixes it for you? On Tue, Nov 17, 2015, 1:25 AM Simon Peyton Jones <simonpj@microsoft.com> wrote:

Michael

My Windows build (sh validate in a clean tree) is still falling over as follows, on Windows. Would it be possible to fix the process library to stop this happening?

Thanks

Simon

libraries\process\System\Process\Internals.hs:106:16: warning:

Defined but not used: data constructor `CGid'