From 520bf8bd83c483d20ee0fc52e6c50a6c05660846 Mon Sep 17 00:00:00 2001
From: Sam Hocevar <sam@hocevar.net>
Date: Sun, 4 Sep 2016 18:46:52 +0200
Subject: [PATCH] build: try to fix broken Travis-CI environment.

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

diff --git a/.travis.yml b/.travis.yml
index c3bbf977..fb3a083d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,6 +15,8 @@ addons:
       - libsdl2-image-dev
       - libsdl2-mixer-dev
       - libglew-dev
+      # maybe this can fix clang compilation
+      - libc++-dev
 
 before_install:
 #  - .travis/before_install.sh