From 324056e3e64a53c1b8c51d90762ddfbd99c8baa3 Mon Sep 17 00:00:00 2001
From: tangxifan <tangxifan@gmail.com>
Date: Fri, 3 May 2019 23:32:39 -0600
Subject: [PATCH] keep fixing travis

---
 .travis.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index b138b8b07..7eb463be2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,7 +15,7 @@ matrix:
     - os: linux
     # Compiler is specified in ./travis/common.sh
       sudo: false
-      compiler: g++-4.9
+      compiler: g++-8
       addons:
         apt:
           sources:
@@ -33,6 +33,8 @@ matrix:
           - doxygen
           - flex
           - fontconfig
+          - g++-8
+          - gcc-8
           - g++-4.9
           - gcc-4.9
           - gdb