From ba4a19d4afea56e01f908e37b2647ce078323a16 Mon Sep 17 00:00:00 2001
From: Niels Lohmann <mail@nlohmann.me>
Date: Wed, 1 Aug 2018 20:59:58 +0200
Subject: [PATCH] :construction_worker: added more CI workers

---
 .travis.yml | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index eda8ab72..e5f08353 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -271,15 +271,23 @@ matrix:
         sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-5.0']
         packages: ['g++-6', 'clang-5.0', 'ninja-build']
 
+  - os: linux
+    compiler: clang
+    env: COMPILER=clang++-6.0
+    addons:
+      apt:
+        sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-6.0']
+        packages: ['g++-6', 'clang-6.0', 'ninja-build']
+
   - os: linux
     compiler: clang
     env:
-      - COMPILER=clang++-5.0
+      - COMPILER=clang++-6.0
       - CXXFLAGS=-std=c++1z
     addons:
       apt:
-        sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-5.0']
-        packages: ['g++-6', 'clang-5.0', 'ninja-build']
+        sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-6.0']
+        packages: ['g++-6', 'clang-6.0', 'ninja-build']
 
 ################
 # build script #