From fc02e0ad63e805b6bbd0bc58574975826201a02a Mon Sep 17 00:00:00 2001
From: Andrea Cavalli <andrea@cavallium.it>
Date: Sat, 10 Oct 2020 15:44:12 +0200
Subject: [PATCH] Update .travis.yml and setup_variables.sh

---
 .travis.yml               | 2 ++
 travis/setup_variables.sh | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index ba83390..f7d7f75 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,6 +30,8 @@ addons:
     - php
     - cmake
     - g++
+    - clang
+    - libc++-dev
     - ccache
     - maven
     - python3
diff --git a/travis/setup_variables.sh b/travis/setup_variables.sh
index b1b54a2..0d2c882 100644
--- a/travis/setup_variables.sh
+++ b/travis/setup_variables.sh
@@ -39,6 +39,9 @@ elif [[ "$TRAVIS_OS_NAME" == "linux" ]]; then
   export JAVA_HOME="/usr/lib/jvm/java-11-openjdk-$TRAVIS_CPU_ARCH_JAVA"
   export JAVA_INCLUDE_PATH="/usr/lib/jvm/java-11-openjdk-$TRAVIS_CPU_ARCH_JAVA/include"
   export CPU_CORES=" -- -j${CPU_CORES_NUM}"
+  export CXXFLAGS="-stdlib=libc++"
+  export CC="/usr/bin/clang"
+  export CXX="/usr/bin/clang++"
 fi
 
 # ====== Print variables