[commit: packages/Cabal] ghc-head: Comment. (dbdaf3c)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/Cabal

On branch  : ghc-head
Link       : http://git.haskell.org/?p=packages/Cabal.git;a=commit;h=dbdaf3c44d72b4ae174e394b1d9bf7a2ad23adf0

>---------------------------------------------------------------

commit dbdaf3c44d72b4ae174e394b1d9bf7a2ad23adf0
Author: Mikhail Glushenkov <mikhail.glushenkov at gmail.com>
Date:   Fri Aug 23 09:49:29 2013 +0200

    Comment.


>---------------------------------------------------------------

dbdaf3c44d72b4ae174e394b1d9bf7a2ad23adf0
 cabal-install/Distribution/Client/Compat/Exception.hs |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/cabal-install/Distribution/Client/Compat/Exception.hs b/cabal-install/Distribution/Client/Compat/Exception.hs
index a7a5b84..86b271d 100644
--- a/cabal-install/Distribution/Client/Compat/Exception.hs
+++ b/cabal-install/Distribution/Client/Compat/Exception.hs
@@ -4,6 +4,9 @@ module Distribution.Client.Compat.Exception (
   mask_
   ) where
 
+-- We can't move these functions to Distribution.Compat.Exception because the
+-- usage of the MIN_VERSION_base macro breaks bootstrapping.
+
 #if MIN_VERSION_base(4,3,0)
 -- it's much less of a headache if we re-export the "real" mask and mask_
 -- so there's never more than one definition to conflict