ci.yml

name: CI
on:
  push:
  pull_request:
env:
  UBSAN_OPTIONS: print_stacktrace=1:halt_on_error=1
jobs:
  build-clang:
    strategy:
      matrix:
        target:
        # Disable PCH for the default configuration. This prevents relying on implicit includes.
        - '-DCMAKE_DISABLE_PRECOMPILE_HEADERS=On'
        - '-DMOLD_USE_TSAN=On'
    runs-on: ubuntu-20.04
    steps:
    - uses: actions/checkout@v3
    - uses: rui314/setup-mold@staging
    - name: install-build-deps
      run: sudo ./install-build-deps.sh
    - name: ccache
      uses: hendrikmuhs/ccache-action@v1
    - name: build
      run: |
        echo "/usr/lib/ccache:/usr/local/opt/ccache/libexec" >> $GITHUB_PATH
        sudo apt-get install -y clang++-12
        mkdir build
        cd build
        cmake -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++-12 ${{ matrix.target }} ..
        cmake --build . -j$(nproc)
    - name: test
      run: |
        cd build
        ctest -j$(nproc)
    - name: archive test results
      uses: actions/upload-artifact@v3
      if: failure()
      with:
        name: test-results-clang
        path: |
          build
          !build/CMakeFiles

  build-gcc:
    runs-on: ubuntu-20.04
    container: gcc:11.1.0
    steps:
    - uses: actions/checkout@v3
    - name: install-build-deps
      shell: bash
      run: |
        # Install cross toolchains
        ./install-build-deps.sh
        ./install-cross-tools.sh

        # Install a RV32 toolchain from third party since it's not available
        # as an Ubuntu package.
        mkdir /rv32
        wget -O- -q https://github.com/riscv-collab/riscv-gnu-toolchain/releases/download/2023.07.07/riscv32-glibc-ubuntu-20.04-gcc-nightly-2023.07.07-nightly.tar.gz | tar -C /rv32 --strip-components=1 -xzf -

        ln -sf /rv32/sysroot /usr/riscv32-linux-gnu
        echo '/rv32/bin/riscv32-unknown-linux-gnu-gcc -L/usr/riscv32-linux-gnu "$@"' > /usr/bin/riscv32-linux-gnu-gcc
        echo '/rv32/bin/riscv32-unknown-linux-gnu-g++ -L/usr/riscv32-linux-gnu "$@"' > /usr/bin/riscv32-linux-gnu-g++
        chmod 755 /usr/bin/riscv32-linux-gnu-{gcc,g++}

        for i in objdump objcopy strip; do
          ln -sf /rv32/bin/riscv32-unknown-linux-gnu-$i /usr/bin/riscv32-linux-gnu-$i
        done

        # Install a LoongArch toolchain
        mkdir /larch
        wget -O- -q https://github.com/loongson/build-tools/releases/download/2024.08.08/x86_64-cross-tools-loongarch64-binutils_2.43-gcc_14.2.0-glibc_2.40.tar.xz | tar -C /larch --strip-components=1 --xz -xf -

        cp -r /larch/loongarch64-unknown-linux-gnu/lib/* /larch/target/lib64
        ln -sf /larch/target /usr/loongarch64-linux-gnu

        for i in gcc g++ objdump objcopy strip; do
          ln -sf /larch/bin/loongarch64-unknown-linux-gnu-$i /usr/bin/loongarch64-linux-gnu-$i
        done

        wget -O /usr/local/bin/qemu-loongarch64 -q https://github.com/loongson/build-tools/releases/download/2023.08.08/qemu-loongarch64
        chmod 755 /usr/local/bin/qemu-loongarch64

        # Install Intel SDE CPU emulator for CET-related tests
        mkdir /sde
        wget -O- -q https://downloadmirror.intel.com/813591/sde-external-9.33.0-2024-01-07-lin.tar.xz | tar -C /sde --strip-components=1 --xz -xf -
        ln -s /sde/sde /usr/bin
    - name: ccache
      uses: hendrikmuhs/ccache-action@v1
    - name: build
      run: |
        echo "/usr/lib/ccache:/usr/local/opt/ccache/libexec" >> $GITHUB_PATH
        mkdir build
        cd build
        cmake ..
        cmake --build . -j$(nproc)
    - name: test
      run: |
        cd build
        ctest -j$(nproc)
    - name: archive test results
      uses: actions/upload-artifact@v3
      if: failure()
      with:
        name: test-results-gcc
        path: |
          build
          !build/CMakeFiles

  build-distros:
    strategy:
      matrix:
        distro:
        - alpine
        - archlinux
        - fedora
        - gentoo/stage3
        - opensuse/tumbleweed
    runs-on: ubuntu-latest
    container: ${{ matrix.distro }}
    steps:
    - uses: actions/checkout@v2
    - run: ./install-build-deps.sh
    - name: build
      run: |
        mkdir build
        cd build
        cmake ..
        cmake --build . -j$(nproc)
    - name: test
      run: |
        cd build
        ctest -j$(nproc)

  build-macos:
    runs-on: macos-12
    strategy:
      matrix:
        target:
        # Disable PCH for the default configuration. This prevents relying on implicit includes.
        - '-DCMAKE_DISABLE_PRECOMPILE_HEADERS=On'
        - '-DMOLD_USE_ASAN=On'
    steps:
    - uses: actions/checkout@v3
    - name: ccache
      uses: hendrikmuhs/ccache-action@v1
    - name: build
      run: |
        echo "/usr/lib/ccache:/usr/local/opt/ccache/libexec" >> $GITHUB_PATH
        mkdir build
        cd build
        cmake ${{ matrix.target }} ..
        cmake --build . -j$(sysctl -n hw.physicalcpu)

  build-windows:
    runs-on: windows-latest
    steps:
    - uses: actions/checkout@v3
    - name: build
      run: |
        mkdir build
        cd build
        cmake -T clangcl ..
        cmake --build . -j $Env:NUMBER_OF_PROCESSORS

  build-msys:
    runs-on: windows-latest
    steps:
    - uses: actions/checkout@v3
    - name: Setup MSYS2
      uses: msys2/setup-msys2@v2
      with:
        msystem: UCRT64
        update: true
        pacboy: gcc-libs:p libwinpthread-git:p tbb:p zlib:p zstd:p dlfcn:p cc:p cmake:p ninja:p
    - name: build
      shell: msys2 {0}
      run: |
        mkdir build
        cd build
        cmake -GNinja -DMOLD_USE_MIMALLOC=OFF -DMOLD_USE_SYSTEM_TBB=ON -DMOLD_USE_MOLD=OFF ..
        cmake --build . -j $(nproc)