From cf5e2aa6fbde156df27a2b0c1fbb01532f55d2c2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9C=A8=E5=A4=B4=E4=BA=91?= <mark.lonr@tom.com>
Date: Wed, 19 Dec 2018 15:35:54 +0800
Subject: [PATCH] Update .travis.yml

---
 .travis.yml | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index f9573f9..51434a9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,15 @@ dist: xenial
 matrix:
   include:
     - os: linux
-      compiler: gcc
+      addons:
+        apt:
+          sources:
+            - ubuntu-toolchain-r-test
+          packages:
+            - g++-7
+      env:
+        - MATRIX_EVAL="CC=gcc-7 && CXX=g++-7"
+
     - os: linux
       compiler: clang