language: c

matrix:
  include:
    - compiler: gcc-4.4
      dist: trusty
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-4.4-multilib
    - compiler: gcc-4.4
      dist: trusty
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - gcc-4.4
    - compiler: gcc-4.6
      dist: trusty
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-4.6-multilib
    - compiler: gcc-4.6
      dist: trusty
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - gcc-4.6
    - compiler: gcc-4.7
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-4.7-multilib
    - compiler: gcc-4.7
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - gcc-4.7
    - compiler: gcc-4.8
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-4.8-multilib
    - compiler: gcc-4.8
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - gcc-4.8
    - compiler: gcc-4.9
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-4.9-multilib
    - compiler: gcc-4.9
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - gcc-4.9
    - compiler: gcc-5
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-5-multilib
    - compiler: gcc-5
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - gcc-5
    - compiler: gcc-6
      env: PLATFORM=x86
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - libc6-dev:i386
            - gcc-6-multilib
    - compiler: gcc-6
      env: PLATFORM=x86_64
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - gcc-6
    - compiler: gcc-7
      dist: trusty
      env: PLATFORM=x86
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - libc6-dev:i386
            - gcc-7-multilib
    - compiler: gcc-7
      dist: trusty
      env: PLATFORM=x86_64
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - gcc-7
    - compiler: gcc-8
      dist: trusty
      env: PLATFORM=x86
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - libc6-dev:i386
            - gcc-8-multilib
    - compiler: gcc-8
      dist: trusty
      env: PLATFORM=x86_64
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - gcc-8
    - compiler: gcc-9
      dist: trusty
      env: PLATFORM=x86
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - libc6-dev:i386
            - gcc-9-multilib
    - compiler: gcc-9
      dist: trusty
      env: PLATFORM=x86_64
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - gcc-9
    - compiler: clang-3.3
      dist: trusty
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - clang-3.3
            - gcc-multilib
    - compiler: clang-3.3
      dist: trusty
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - clang-3.3
    - compiler: clang-3.4
      dist: trusty
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - clang-3.4
            - gcc-multilib
    - compiler: clang-3.4
      dist: trusty
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - clang-3.4
    - compiler: clang-3.5
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - clang-3.5
            - gcc-multilib
    - compiler: clang-3.5
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - clang-3.5
    - compiler: clang-3.6
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - clang-3.6
            - gcc-multilib
    - compiler: clang-3.6
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - clang-3.6
    - compiler: clang-3.7
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - clang-3.7
            - gcc-multilib
    - compiler: clang-3.7
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - clang-3.7
    - compiler: clang-3.8
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - clang-3.8
            - gcc-multilib
    - compiler: clang-3.8
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - clang-3.8
    - compiler: clang-3.9
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - clang-3.9
            - gcc-multilib
    - compiler: clang-3.9
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - clang-3.9
    - compiler: clang-4.0
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - clang-4.0
            - gcc-multilib
    - compiler: clang-4.0
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - clang-4.0
    - compiler: clang-5.0
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - clang-5.0
            - gcc-multilib
    - compiler: clang-5.0
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - clang-5.0
    - compiler: clang-6.0
      env: PLATFORM=x86
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - clang-6.0
            - gcc-multilib
    - compiler: clang-6.0
      env: PLATFORM=x86_64
      addons:
        apt:
          packages:
            - clang-6.0
    - compiler: clang-7
      dist: xenial
      env: PLATFORM=x86
      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-7
          packages:
            - libc6-dev:i386
            - clang-7
            - gcc-multilib
    - compiler: clang-7
      dist: xenial
      env: PLATFORM=x86_64
      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-7
          packages:
            - clang-7
    - compiler: clang-8
      dist: xenial
      env: PLATFORM=x86
      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-8
          packages:
            - libc6-dev:i386
            - clang-8
            - gcc-multilib
    - compiler: clang-8
      dist: xenial
      env: PLATFORM=x86_64
      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-8
          packages:
            - clang-8
    - compiler: clang-9
      dist: xenial
      env: PLATFORM=x86
      addons:
        apt:
          sources:
            - sourceline: 'deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-9 main'
              key_url: 'https://apt.llvm.org/llvm-snapshot.gpg.key'
          packages:
            - libc6-dev:i386
            - clang-9
            - gcc-multilib
    - compiler: clang-9
      dist: xenial
      env: PLATFORM=x86_64
      addons:
        apt:
          sources:
            - sourceline: 'deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-9 main'
              key_url: 'https://apt.llvm.org/llvm-snapshot.gpg.key'
          packages:
            - clang-9
    - compiler: gcc
      dist: precise
      env: PLATFORM=x86
           DIST=precise
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: gcc
      dist: precise
      env: PLATFORM=x86_64
           DIST=precise
    - compiler: gcc
      dist: trusty
      env: PLATFORM=x86
           DIST=trusty
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: gcc
      dist: trusty
      env: PLATFORM=x86_64
           DIST=trusty
    - compiler: gcc
      dist: xenial
      env: PLATFORM=x86
           DIST=xenial
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: gcc
      dist: xenial
      env: PLATFORM=x86_64
           DIST=xenial
    - compiler: gcc
      dist: bionic
      env: PLATFORM=x86
           DIST=bionic
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: gcc
      dist: bionic
      env: PLATFORM=x86_64
           DIST=bionic
    - compiler: gcc
      dist: precise
      env: PLATFORM=x86
           DIST=precise
           NOOPT=1
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: gcc
      dist: precise
      env: PLATFORM=x86_64
           DIST=precise
           NOOPT=1
    - compiler: gcc
      dist: trusty
      env: PLATFORM=x86
           DIST=trusty
           NOOPT=1
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: gcc
      dist: trusty
      env: PLATFORM=x86_64
           DIST=trusty
           NOOPT=1
    - compiler: gcc
      dist: xenial
      env: PLATFORM=x86
           DIST=xenial
           NOOPT=1
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: gcc
      dist: xenial
      env: PLATFORM=x86_64
           DIST=xenial
           NOOPT=1
    - compiler: gcc
      dist: bionic
      env: PLATFORM=x86
           DIST=bionic
           NOOPT=1
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: gcc
      dist: bionic
      env: PLATFORM=x86_64
           DIST=bionic
           NOOPT=1
    - compiler: clang
      dist: precise
      env: PLATFORM=x86
           DIST=precise
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: clang
      dist: precise
      env: PLATFORM=x86_64
           DIST=precise
    - compiler: clang
      dist: trusty
      env: PLATFORM=x86
           DIST=trusty
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: clang
      dist: trusty
      env: PLATFORM=x86_64
           DIST=trusty
    - compiler: clang
      dist: xenial
      env: PLATFORM=x86
           DIST=xenial
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: clang
      dist: xenial
      env: PLATFORM=x86_64
           DIST=xenial
    - compiler: clang
      dist: bionic
      env: PLATFORM=x86
           DIST=bionic
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: clang
      dist: bionic
      env: PLATFORM=x86_64
           DIST=bionic
    - compiler: clang
      dist: precise
      env: PLATFORM=x86
           DIST=precise
           NOOPT=1
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: clang
      dist: precise
      env: PLATFORM=x86_64
           DIST=precise
           NOOPT=1
    - compiler: clang
      dist: trusty
      env: PLATFORM=x86
           DIST=trusty
           NOOPT=1
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: clang
      dist: trusty
      env: PLATFORM=x86_64
           DIST=trusty
           NOOPT=1
    - compiler: clang
      dist: xenial
      env: PLATFORM=x86
           DIST=xenial
           NOOPT=1
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: clang
      dist: xenial
      env: PLATFORM=x86_64
           DIST=xenial
           NOOPT=1
    - compiler: clang
      dist: bionic
      env: PLATFORM=x86
           DIST=bionic
           NOOPT=1
      addons:
        apt:
          packages:
            - libc6-dev:i386
            - gcc-multilib
    - compiler: clang
      dist: bionic
      env: PLATFORM=x86_64
           DIST=bionic
           NOOPT=1
    - compiler: tcc
      dist: precise
      env: PLATFORM=x86_64
           DIST=precise
      addons:
        apt:
          packages:
            - tcc
    - compiler: tcc
      dist: trusty
      env: PLATFORM=x86_64
           DIST=trusty
      addons:
        apt:
          packages:
            - tcc
    - compiler: tcc
      dist: xenial
      env: PLATFORM=x86_64
           DIST=xenial
      addons:
        apt:
          packages:
            - tcc
    - compiler: tcc
      dist: bionic
      env: PLATFORM=x86_64
           DIST=bionic
      addons:
        apt:
          packages:
            - tcc
    - compiler: gcc
      dist: trusty
      env: PLATFORM=x32
      addons:
        apt:
          packages:
            - libc6-dev-x32
            - gcc-multilib
    - compiler: powerpc-linux-gnu-gcc
      dist: trusty
      env: PLATFORM=powerpc
      addons:
        apt:
          packages:
            - gcc-powerpc-linux-gnu
            - libc6-dev-powerpc-cross
            - qemu-user
    - compiler: arm-linux-gnueabi-gcc
      dist: trusty
      env: PLATFORM=arm
      addons:
        apt:
          packages:
            - gcc-arm-linux-gnueabi
            - libc6-dev-armel-cross
            - qemu-user

before_script:
  - if ! which "$CC" &>/dev/null; then export CC=${CC%%-*}; fi
  - export CFLAGS="-W -Wall -Werror -g"
  - if [ -z "$NOOPT" ]; then export CFLAGS="$CFLAGS -O2"; fi
  - if [[ "$CC" =~ "gcc" && "$CC" != "gcc-4.4" ]]; then export CFLAGS="$CFLAGS -Wno-error=unused-but-set-variable"; fi # needed for AC_PROG_CC_C99
  - case "$PLATFORM" in
      "x86")       export CFLAGS="-m32 $CFLAGS" ;;
      "x86_64"|"") ;;
      "x32")       export CFLAGS="-mx32 $CFLAGS"; export LDFLAGS="--static" ;;
      "powerpc")   export CONFIGURE_FLAGS="--host=powerpc-linux-gnu"; export LDFLAGS="--static" ;;
      "arm")       export CONFIGURE_FLAGS="--host=arm-linux-gnueabi"; export LDFLAGS="--static" ;;
      *)           echo "Unsupported platform '$PLATFORM'"; exit 1 ;;
    esac

script:
  - ./autogen.sh
  - ./configure $CONFIGURE_FLAGS
  - make