From 7ac1ecfde132e9c8891ee3c73af32a2acf633d23 Mon Sep 17 00:00:00 2001
From: Sebastian Pipping <sebastian@pipping.org>
Date: Fri, 16 Feb 2018 00:39:15 +0100
Subject: [PATCH] Travis CI: Drop installation of Clang 4

.. as trusty images come with Clang 5 out of the box by now.
---
 .travis.yml | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index d6f40e21..4ac808cc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,10 +21,7 @@ env:
 
 addons:
   apt:
-    sources:
-      - llvm-toolchain-trusty-4.0
     packages:
-      - clang-4.0
       - cmake
       - docbook2x
       - dos2unix