1#!/bin/bash 2 3# Copyright 2022 Google LLC 4# 5# Licensed under the Apache License, Version 2.0 (the "License"); 6# you may not use this file except in compliance with the License. 7# You may obtain a copy of the License at 8# 9# http://www.apache.org/licenses/LICENSE-2.0 10# 11# Unless required by applicable law or agreed to in writing, software 12# distributed under the License is distributed on an "AS IS" BASIS, 13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14# See the License for the specific language governing permissions and 15# limitations under the License. 16################################################################################ 17 18# This script upgrades GCC when running on Kokoro. 19# 20# Currently this is only needed for Ubuntu 1604 (gcc-5 => gcc-7). 21# 22# Usage instructions: 23# 24# ./kokoro/testutils/upgrade_gcc.sh 25set -e 26 27upgrade_gcc() { 28 # Install gcc-7. 29 sudo apt install build-essential software-properties-common -y 30 sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y 31 sudo apt update 32 sudo apt install gcc-7 g++-7 -y 33 sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 70 \ 34 --slave /usr/bin/g++ g++ /usr/bin/g++-7 35 gcc -v 36} 37 38if [[ -n "${KOKORO_ARTIFACTS_DIR:-}" ]] ; then 39 upgrade_gcc 40fi 41