From ae61becf38a17050ca760bdcc08b6cf2f2e27c45 Mon Sep 17 00:00:00 2001
From: Stefan Lankes <slankes@eonerc.rwth-aachen.de>
Date: Thu, 21 Apr 2016 23:33:49 +0200
Subject: [PATCH] cache directory linux

---
 .travis.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 0ee6779f4..d5f3a9a07 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,9 @@ git:
         submodules: false
 language: c
 compiler: gcc
+cache:
+  directories:
+    - linux
 before_install:
         - sudo apt-get -qq update
         - sudo apt-get install -y nasm texinfo libmpfr-dev libmpc-dev libgmp-dev libisl-dev