on:
  push:
    branches: [ master, global_asm ]
  pull_request:
  merge_group:

name: Build check

jobs:
  build-riscv:
    strategy:
      matrix:
        # All generated code should be running on stable now, MRSV is 1.59.0
        toolchain: [ stable, nightly, 1.59.0 ]
        target:
          - riscv32i-unknown-none-elf
          - riscv32imc-unknown-none-elf
          - riscv32imac-unknown-none-elf
          - riscv64imac-unknown-none-elf
          - riscv64gc-unknown-none-elf
        example:
          - empty
          - multi_core
        cargo_flags: [ "--no-default-features", "--all-features" ]
        include:
          # Nightly is only for reference and allowed to fail
          - toolchain: nightly
            experimental: true
    runs-on: ubuntu-latest
    continue-on-error: ${{ matrix.experimental || false }}
    steps:
      - uses: actions/checkout@v3
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.toolchain }}
          targets: ${{ matrix.target }}
      - name: Build library
        run: cargo build --target ${{ matrix.target }} ${{ matrix.cargo_flags }}
      - name: Build example
        run: RUSTFLAGS="-C link-arg=-Texamples/device.x" cargo build --target ${{ matrix.target }} --example ${{ matrix.example }} ${{ matrix.cargo_flags }}
  
  # Job to check that all the builds succeeded
  build-check:
    needs:
    - build-riscv
    runs-on: ubuntu-latest
    if: always()
    steps:
      - run: jq --exit-status 'all(.result == "success")' <<< '${{ toJson(needs) }}'