@@ -18,6 +18,9 @@ before_install:
18 - ghc --version
18 - ghc --version
19 - cabal --version
19 - cabal --version
20 - cabal update
20 - cabal update
21+ # workaround for https://ghc.haskell.org/trac/ghc/ticket/9221
22+ # taken from https://github.com/hvr/multi-ghc-travis/blob/0fa68f78c2b1b059f904c9abc85510a3bb4f57e2/README.md
23+ - sed -i 's/^jobs:/-- jobs:/' $HOME/.cabal/config
21 - cabal sandbox init
24 - cabal sandbox init
22 - for i in `cat REPOS`; do git clone http://github.com/haskell-distributed/$i; done
25 - for i in `cat REPOS`; do git clone http://github.com/haskell-distributed/$i; done
23 - for i in `cat REPOS`; do cabal sandbox add-source $i; done
26 - for i in `cat REPOS`; do cabal sandbox add-source $i; done