From d26e163f662c4ecaf600eda0ca810b453ddd3278 Mon Sep 17 00:00:00 2001
From: Michele Caini <michele.caini@gmail.com>
Date: Sun, 10 Sep 2017 18:30:19 +0200
Subject: [PATCH] rollback to libstdc++-4.9-dev

---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 7b10b6153..49269602e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,7 +16,7 @@ matrix:
     addons:
       apt:
         sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-4.0']
-        packages: ['clang-4.0', 'libc++-dev', 'libc++abi-dev']
+        packages: ['clang-4.0', 'libstdc++-4.9-dev']
     env: COMPILER=clang++-4.0
   - os: osx
     osx_image: xcode8.3