For transformers, I needed:
diff --git a/Control/Monad/Trans/Error.hs b/Control/Monad/Trans/Error.hs
index 0158a8a..0dea478 100644
--- a/Control/Monad/Trans/Error.hs
+++ b/Control/Monad/Trans/Error.hs
@@ -57,6 +57,10 @@ instance MonadPlus IO where
mzero = ioError (userError mzero)
Hello Edward,
On 2015-01-04 at 08:54:58 +0100, Edward Z. Yang wrote:
[...]
There are also some changes to hoopl, transformers and hpc (mostly
because their bootstrap libraries.)
...what kind of changes specifically?
Once thing that needs to be considered is that we'd require to upstream
