name: build

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
  workflow_dispatch:

jobs:
  windows:
    runs-on: windows-latest

    strategy:
      fail-fast: false
      matrix:
        arch: ["Win32", "x64"] # "ARM64"

    steps:
      - uses: actions/checkout@v2
        with:
          repository: llvm/llvm-project
          ref: llvmorg-13.0.0-rc1
          path: llvm-project
          fetch-depth: 1
      - name: Get LLVM Revision
        id: llvm-revision
        run: |
          echo "::set-output name=revision::$(git -C ${{ github.workspace }}/llvm-project rev-parse HEAD)"
      - uses: actions/cache@v2
        id: llvm-build
        with:
          path: ${{ github.workspace }}/build/llvm-project
          key: ${{ runner.os }}-${{ matrix.arch }}-${{ steps.llvm-revision.outputs.revision }}
      - name: configure LLVM
        if: steps.llvm-build.outputs.cache-hit != 'true'
        run: cmake -B ${{ github.workspace }}/build/llvm-project -D CMAKE_BUILD_TYPE=Release -G "Visual Studio 16 2019" -S ${{ github.workspace }}/llvm-project/llvm
      - name: build LLVM tools
        if: steps.llvm-build.outputs.cache-hit != 'true'
        run: |
          cmake --build ${{ github.workspace }}/build/llvm-project --config Release --target FileCheck
          cmake --build ${{ github.workspace }}/build/llvm-project --config Release --target yaml2obj

      - uses: actions/checkout@v2
        with:
          path: bloaty
      - name: configure
        run: cmake -B build/bloaty -D CMAKE_BUILD_TYPE=Debug -G "Visual Studio 16 2019" -A ${{ matrix.arch }} -S ${{ github.workspace }}/bloaty -D FILECHECK_EXECUTABLE=${{ github.workspace }}/build/llvm-project/Release/bin/FileCheck.exe -D YAML2OBJ_EXECUTABLE=${{ github.workspace }}/build/llvm-project/Release/bin/yaml2obj.exe -D LIT_EXECUTABLE=${{ github.workspace }}/llvm-project/llvm/utils/lit/lit.py
      - name: build
        run: cmake --build build/bloaty --config Debug
      - name: test
        run: |
          cmake --build build/bloaty --config Debug --target RUN_TESTS
          cmake --build build/bloaty --config Debug --target check-bloaty

  macOS:
    runs-on: macos-latest

    strategy:
      matrix:
        include:
          - { cflags: "", cxxflags: "" }
          - { cflags: "-fmodules", cxxflags: "-fmodules" }

    steps:
      - uses: seanmiddleditch/gha-setup-ninja@master

      - uses: actions/checkout@v2
        with:
          repository: llvm/llvm-project
          ref: llvmorg-13.0.0-rc1
          path: llvm-project
          fetch-depth: 1
      - name: Get LLVM Revision
        id: llvm-revision
        run: |
          echo "::set-output name=revision::$(git -C ${{ github.workspace }}/llvm-project rev-parse HEAD)"
      - uses: actions/cache@v2
        id: llvm-build
        with:
          path: ${{ github.workspace }}/build/llvm-project
          key: ${{ runner.os }}-${{ steps.llvm-revision.outputs.revision }}
      - name: configure LLVM
        if: steps.llvm-build.outputs.cache-hit != 'true'
        run: cmake -B ${{ github.workspace }}/build/llvm-project -D CMAKE_BUILD_TYPE=Release -G Ninja -S ${{ github.workspace }}/llvm-project/llvm
      - name: build LLVM tools
        if: steps.llvm-build.outputs.cache-hit != 'true'
        run: |
          cmake --build ${{ github.workspace }}/build/llvm-project --target FileCheck
          cmake --build ${{ github.workspace }}/build/llvm-project --target yaml2obj

      - uses: actions/checkout@v2
        with:
          path: ${{ github.workspace }}/bloaty
      - name: configure
        run: cmake -B build/bloaty -D CMAKE_BUILD_TYPE=Debug -D CMAKE_C_FLAGS=${{ matrix.cflags }} -D CMAKE_CXX_FLAGS=${{ matrix.cxxflags }} -G Ninja -S ${{ github.workspace }}/bloaty -D FILECHECK_EXECUTABLE=${{ github.workspace }}/build/llvm-project/bin/FileCheck -D YAML2OBJ_EXECUTABLE=${{ github.workspace }}/build/llvm-project/bin/yaml2obj -D LIT_EXECUTABLE=${{ github.workspace }}/llvm-project/llvm/utils/lit/lit.py
      - name: build
        run: cmake --build build/bloaty --config Debug
      - name: test
        run: |
          cmake --build build/bloaty --config Debug --target test
          cmake --build build/bloaty --config Debug --target check-bloaty

  ubuntu:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        include:
          - { CC: gcc, CXX: g++ }
          - { CC: clang, CXX: clang++ }

    steps:
      - uses: seanmiddleditch/gha-setup-ninja@master

      - uses: actions/checkout@v2
        with:
          repository: llvm/llvm-project
          ref: llvmorg-13.0.0-rc1
          path: llvm-project
          fetch-depth: 1
      - name: Get LLVM Revision
        id: llvm-revision
        run: |
          echo "::set-output name=revision::$(git -C ${{ github.workspace }}/llvm-project rev-parse HEAD)"
      - uses: actions/cache@v2
        id: llvm-build
        with:
          path: ${{ github.workspace }}/build/llvm-project
          key: ${{ runner.os }}-${{ steps.llvm-revision.outputs.revision }}
      - name: configure LLVM
        if: steps.llvm-build.outputs.cache-hit != 'true'
        run: cmake -B ${{ github.workspace }}/build/llvm-project -D CMAKE_BUILD_TYPE=Release -G Ninja -S ${{ github.workspace }}/llvm-project/llvm
      - name: build LLVM tools
        if: steps.llvm-build.outputs.cache-hit != 'true'
        run: |
          cmake --build ${{ github.workspace }}/build/llvm-project --target FileCheck
          cmake --build ${{ github.workspace }}/build/llvm-project --target yaml2obj

      - uses: actions/checkout@v2
        with:
          path: ${{ github.workspace }}/bloaty
      - name: configure
        run: cmake -B build/bloaty -D CMAKE_BUILD_TYPE=Debug -G Ninja -S ${{ github.workspace }}/bloaty -D FILECHECK_EXECUTABLE=${{ github.workspace }}/build/llvm-project/bin/FileCheck -D YAML2OBJ_EXECUTABLE=${{ github.workspace }}/build/llvm-project/bin/yaml2obj -D LIT_EXECUTABLE=${{ github.workspace }}/llvm-project/llvm/utils/lit/lit.py
        env:
          CC: ${{ matrix.CC }}
          CXX: ${{ matrix.CXX }}
      - name: build
        run: cmake --build build/bloaty --config Debug
      - name: test
        run: |
          cmake --build build/bloaty --config Debug --target test
          cmake --build build/bloaty --config Debug --target check-bloaty