Clang.yml

# SPDX-License-Identifier: GPL-3.0-or-later
# Copyright © 2022–2024 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH
#                       Matthias Kretz <m.kretz@gsi.de>

name: Clang CI

on:
  push:
    branches: [ master, main ]
    paths:
      - '**.h'
      - '**.cpp'
      - '**.cc'
      - '**.sh'
      - '**Makefile'
      - '**CMakeLists.txt'
      - '.github/workflows/Clang.yml'
  pull_request:

jobs:
  clang:
    strategy:
      fail-fast: false
      matrix:
        version: [13, 16, 17]

    runs-on: ubuntu-22.04

    steps:
      - uses: actions/checkout@v4
        with:
          path: vir-simd

      - name: Cache test data
        id: cache-testdata
        uses: actions/cache@v4
        with:
          path: vc-testdata
          key: testdata-1
          enableCrossOsArchive: true

      - name: Download test data
        if: steps.cache-testdata.outputs.cache-hit != 'true'
        uses: actions/checkout@v4
        with:
          repository: VcDevel/vc-testdata
          path: vc-testdata

      - name: Install Clang ${{ matrix.version }}
        run: |
          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key|sudo apt-key add -
          sudo add-apt-repository 'deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-${{ matrix.version }} main'
          #sudo add-apt-repository ppa:ubuntu-toolchain-r/test
          sudo apt-get update
          sudo apt-get install -y clang-${{ matrix.version }}
          #sudo apt-get install -y g++-13 clang-${{ matrix.version }}
          #sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-13 110 --slave /usr/bin/g++ g++ /usr/bin/g++-13

      - name: Run test suite
        env:
          CXX: clang++-${{ matrix.version }}
        run: cd vir-simd && make check DRIVEROPTS=-vvf

  clang-libcxx:
    strategy:
      fail-fast: false
      matrix:
        version: [15, 17]

    runs-on: ubuntu-22.04

    steps:
      - uses: actions/checkout@v4
        with:
          path: vir-simd

      - name: Cache test data
        id: cache-testdata
        uses: actions/cache@v4
        with:
          path: vc-testdata
          key: testdata-1
          enableCrossOsArchive: true

      - name: Download test data
        if: steps.cache-testdata.outputs.cache-hit != 'true'
        uses: actions/checkout@v4
        with:
          repository: VcDevel/vc-testdata
          path: vc-testdata

      - name: Install Clang ${{ matrix.version }}
        run: |
          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key|sudo apt-key add -
          sudo add-apt-repository 'deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-${{ matrix.version }} main'
          sudo apt-get update
          sudo apt-get install -y clang-${{ matrix.version }} libc++-${{ matrix.version }}-dev libc++abi-${{ matrix.version }}-dev

      - name: CMake test
        env:
          CXX: clang++-${{ matrix.version }}
          CXXFLAGS: -stdlib=libc++
        run: |
          cmake -S vir-simd -B cmake-build -DCMAKE_BUILD_TYPE:STRING=Release
          cmake --build cmake-build --target check

      - name: Run test suite
        env:
          CXX: clang++-${{ matrix.version }}
          CXXFLAGS: -stdlib=libc++
        run: cd vir-simd && make check DRIVEROPTS=-vvf