From 295e9bb79529df3e27ed0f28b6bcf679dccdc736 Mon Sep 17 00:00:00 2001
From: ToruNiina <niina.toru.68u@gmail.com>
Date: Thu, 20 Jun 2019 20:24:12 +0900
Subject: [PATCH] ci: try to update system library

---
 .travis.yml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 276708b..be4a1a4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -73,6 +73,7 @@ matrix:
         - llvm-toolchain-precise-3.7
         - sourceline: 'ppa:mhier/libboost-latest'
         packages:
+        - g++-8
         - clang-3.7
         - boost1.70
   - os: linux
@@ -86,6 +87,7 @@ matrix:
         - llvm-toolchain-trusty-4.0
         - sourceline: 'ppa:mhier/libboost-latest'
         packages:
+        - g++-8
         - clang-4.0
         - boost1.70
   - os: linux
@@ -99,6 +101,7 @@ matrix:
         - llvm-toolchain-trusty-5.0
         - sourceline: 'ppa:mhier/libboost-latest'
         packages:
+        - g++-8
         - clang-5.0
         - boost1.70
   - os: linux
@@ -112,6 +115,7 @@ matrix:
         - llvm-toolchain-trusty-6.0
         - sourceline: 'ppa:mhier/libboost-latest'
         packages:
+        - g++-8
         - clang-6.0
         - boost1.70
   - os: linux
@@ -125,6 +129,7 @@ matrix:
         - llvm-toolchain-trusty-7
         - sourceline: 'ppa:mhier/libboost-latest'
         packages:
+        - g++-8
         - clang-7
         - boost1.70
   - os: linux
@@ -138,6 +143,7 @@ matrix:
         - llvm-toolchain-trusty-8
         - sourceline: 'ppa:mhier/libboost-latest'
         packages:
+        - g++-8
         - clang-8
         - boost1.70
   - os: linux