From 69aba72f0883c5effb5c3c2991d0c5257deb7409 Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Tue, 9 Jul 2019 08:57:28 +0200
Subject: Travis: Specify dist for all build matrix elements

---
 .travis.yml | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 1321496..990f0a9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,22 +34,37 @@ matrix:
             - g++-9
 
     - env: MATRIX_EVAL="CC=gcc-9 CXX=g++-9" CONF="--disable-output-uhd --enable-output-raw"
+      os: linux
+      dist: xenial
+      sudo: required
       compiler: gcc
       addons: *linuxaddons
 
     - env: MATRIX_EVAL="CC=gcc-9 CXX=g++-9" CONF="--disable-output-uhd --disable-native"
+      os: linux
+      dist: xenial
+      sudo: required
       compiler: gcc
       addons: *linuxaddons
 
     - env: MATRIX_EVAL="CC=gcc-9 CXX=g++-9" CONF="--disable-output-uhd --enable-edi"
+      os: linux
+      dist: xenial
+      sudo: required
       compiler: gcc
       addons: *linuxaddons
 
     - env: MATRIX_EVAL="CC=gcc-9 CXX=g++-9" CONF="--disable-output-uhd --enable-trace"
+      os: linux
+      dist: xenial
+      sudo: required
       compiler: gcc
       addons: *linuxaddons
 
     - env: MATRIX_EVAL="CC=gcc-9 CXX=g++-9" CONF="--enable-easydabv3 --disable-output-uhd --enable-fast-math --disable-native"
+      os: linux
+      dist: xenial
+      sudo: required
       compiler: gcc
       addons: *linuxaddons
 
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