From 492aff73748034ef3858ebbf0b9df434b095581f Mon Sep 17 00:00:00 2001
From: Volodymyr Yashchenko <ualinuxcn@gmail.com>
Date: Wed, 31 Jan 2018 16:54:26 +0200
Subject: [PATCH] fixign issue: Statistics.Quantile.weightedAvg: Sample is
 empty

- using `cabal sandbox add-source criterion` to
- get the fix from master branch
- see https://github.com/bos/criterion/issues/161
- should be removed after the new criterion release
---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index a34e21e..2b61bd0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -24,5 +24,5 @@ matrix:
   - ghc: "8.2"
     env: CACHE_NAME=CACHE8.2
 
-install : cabal sandbox init && cabal install --only-dependencies --enable-tests --enable-bench --disable-documentation
+install : cabal sandbox init && git clone https://github.com/bos/criterion.git && cabal add-source criterion && cabal install --only-dependencies --enable-tests --enable-bench --disable-documentation
 script: cabal configure --enable-tests && cabal test --show-details=always && cabal bench