Travis CI script for arm-gcc

.travis.yml

notifications:
  email: false

sudo: false

language: c

matrix:
  fast_finish: true
  include:
    - name: 7-2018-q2
      env: GCC_URL=https://developer.arm.com/-/media/Files/downloads/gnu-rm/7-2018q2/gcc-arm-none-eabi-7-2018-q2-update-linux.tar.bz2?revision=bc2c96c0-14b5-4bb4-9f18-bceb4050fee7?product=GNU%20Arm%20Embedded%20Toolchain,64-bit,,Linux,7-2018-q2-update
    - name : 6-2017-q2
      env: GCC_URL=https://developer.arm.com/-/media/Files/downloads/gnu-rm/6-2017q2/gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz2?revision=2cc92fb5-3e0e-402d-9197-bdfc8224d8a5?product=GNU%20Arm%20Embedded%20Toolchain,64-bit,,Linux,6-2017-q2-update
    - name : 5-2016-q3
      env: GCC_URL=https://developer.arm.com/-/media/Files/downloads/gnu-rm/5_4-2016q3/gcc-arm-none-eabi-5_4-2016q3-20160926-linux.tar.bz2?revision=111dee36-f88b-4672-8ac6-48cf41b4d375?product=GNU%20Arm%20Embedded%20Toolchain,32-bit,,Linux,5-2016-q3-update

addons:
  apt:
    packages:
    - libc6-i386 

install:
  - pushd .
  - cd ~ 
  - mkdir arm-gcc-toolchain
  - wget -O $HOME/arm-gcc-toolchain/gcc.tar.bz2 $GCC_URL
  - cd arm-gcc-toolchain
  - tar -jxf gcc.tar.bz2 --strip=1
  - popd
  - export PATH=$HOME/arm-gcc-toolchain/bin:$PATH
  
before_script:
  - arm-none-eabi-gcc --version

script:
  - make