cuda_githubactions_build_beta.yml

name: cuda_ghactions_build_ubuntu24.04

on:
  pull_request:
    branches: [ "develop" ]

defaults:
  run:
    shell: bash

env:
  BUILD_TYPE: STRICT
  CCACHE_COMPILERCHECK: content

jobs:
    build:
      strategy:
        matrix:
          compiler: [g++-13, clang++-18]
      runs-on: ubuntu-24.04

      steps:
      - name: Install software
        run: |
          wget https://developer.download.nvidia.com/compute/cuda/repos/ubuntu2204/x86_64/cuda-keyring_1.0-1_all.deb
          sudo dpkg -i cuda-keyring_1.0-1_all.deb
          sudo apt-get update -y
          sudo apt-get install -y --no-install-recommends  ninja-build cmake libopenmpi-dev gfortran cuda-compiler-12-6 cuda-libraries-dev-12-6 cuda-nvml-dev-12-6
      
      # currently deactivated as it cuased build errors - maybe put in again later
      # - uses: awalsh128/cache-apt-pkgs-action@latest
      #   with:
      #     packages: cuda-compiler-12-6 cuda-libraries-dev-12-6 cuda-nvml-dev-12-6
      #     execute_install_scripts: true

      - uses: actions/checkout@v4

      - name: Ccache for gh actions
        uses: hendrikmuhs/ccache-action@v1.2.13
        with:
          key: ${{ github.job }}-${{ matrix.compiler }}
          max-size: 2000M

      - name: Configure CMake
        run: >
          cmake 
          -DCMAKE_CUDA_COMPILER=/usr/local/cuda-12.6/bin/nvcc
          -DCMAKE_CXX_COMPILER=${{matrix.compiler}}
          -DCMAKE_CUDA_COMPILER_LAUNCHER=ccache
          -DCMAKE_CXX_COMPILER_LAUNCHER=ccache
          -DQUDA_GPU_ARCH=sm_90 -DQUDA_GPU_ARCH_SUFFIX=virtual -DQUDA_JITIFY=OFF
          -DQUDA_MULTIGRID=ON
          -DQUDA_MULTIGRID_NVEC_LIST=24
          -DQUDA_MDW_FUSED_LS_LIST=4
          -DQUDA_MPI=ON -DMPI_CXX_SKIP_MPICXX=ON 
          -DQUDA_PRECISION=10 -DQUDA_FAST_COMPILE_DSLASH=ON -DQUDA_FAST_COMPILE_REDUCE=ON
          -GNinja
          -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}

      - name: Build
        run: cmake --build ${{github.workspace}}/build

      - name: Install
        run: cmake --install ${{github.workspace}}/build