From 2f126c74d26414a8ddf5dbcb436bea1093fe5455 Mon Sep 17 00:00:00 2001
From: Gennadiy Civil <gennadiycivil@users.noreply.github.com>
Date: Mon, 26 Nov 2018 16:00:24 -0500
Subject: [PATCH] Update .travis.yml

---
 .travis.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 2a3cb8e6..b41effca 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -46,6 +46,7 @@ matrix:
       apt:
         sources:
         - ubuntu-toolchain-r-test
+        - llvm-toolchain-precise-3.9
         packages:
         - g++-6
 
@@ -58,6 +59,7 @@ matrix:
       apt:
         sources:
         - ubuntu-toolchain-r-test
+        - llvm-toolchain-precise-3.9
         packages:
         - g++-7