Unprincipled defaults

2016-09-01 Thread David Feuer
On occasion, it can be useful to have default definitions that don't typecheck even with DefaultSignatures. It would be nice to be able to use them anyway. For example, if we have class Semigroup1 f where op :: f a -> f a -> f a then we could, hypothetically, give a default definition for

Build GHC on Windows using Hadrian and Stack

2016-09-01 Thread Andrey Mokhov
Hi all, Summary: Building GHC on Windows using Hadrian and Stack got even simpler - see https://github.com/snowleopard/hadrian/blob/master/doc/windows.md. To build GHC on Windows you usually need to jump through a lot of hoops [1], which may be confusing even for experienced GHC developers

Re: Phabricator diffs not viewable by non-logged in users

2016-09-01 Thread Austin Seipp
The error message was fairly self explanatory: it mentions the restriction was on the Build Plan object, not the Differential revision (if you view it in private/incognito mode). In Phabricator, various objects can have their own policies. Objects can be attached to others, like builds to diffs.

Re: Last call for merge requests for 8.0.2

2016-09-01 Thread Facundo Domínguez
Ben, We'd like to have the patch to this bug [1] included as well, if possible. Thanks, Facundo [1] https://ghc.haskell.org/trac/ghc/ticket/12559 On Mon, Aug 29, 2016 at 4:00 PM, Ben Gamari wrote: > tl;dr. GHC 8.0.2 is coming. If you have a fix which you'd like to see >