[CI] Add checks for compiler course (spring 2024)

.github/workflows/nn-cmplr-build.yml

@@ -0,0 +1,109 @@
+name: Build LLVM
+on: [push, pull_request]
+
+jobs:
+  ubuntu-gcc-build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - name: Setup environment
+        run: |
+          sudo apt-get install -y \
+            build-essential \
+            ninja-build \
+      - name: Setup ccache
+        uses: hendrikmuhs/[email protected]
+        with:
+          max-size: 500M
+          key: ccache-${{ github.job }}
+      - name: Build
+        run: |
+          cmake -S llvm -B build \
+            -DCMAKE_BUILD_TYPE=Release \
+            -DLLVM_ENABLE_PROJECTS='clang;mlir' \
+            -DLLVM_ENABLE_ASSERTIONS=ON \
+            -DCMAKE_C_COMPILER_LAUNCHER=ccache \
+            -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
+            -G Ninja
+          cmake --build build -j $(nproc)
+      - name: Test
+        run: |
+          cmake --build build -t check-llvm check-clang check-mlir -j $(nproc)
+  macos-build:
+    runs-on: macOS-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - name: Setup environment
+        run: |
+          brew install \
+            ninja
+      - name: Setup ccache
+        uses: hendrikmuhs/[email protected]
+        with:
+          max-size: 500M
+          key: ccache-${{ github.job }}
+      - name: Build
+        run: |
+          cmake -S llvm -B build \
+            -DCMAKE_BUILD_TYPE=Release \
+            -DLLVM_ENABLE_PROJECTS='clang;mlir' \
+            -DLLVM_ENABLE_ASSERTIONS=ON \
+            -DCMAKE_C_COMPILER_LAUNCHER=ccache \
+            -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
+            -G Ninja
+          cmake --build build -j $(nproc)
+      - name: Test
+        run: |
+          cmake --build build -t check-llvm check-clang check-mlir -j $(nproc)
+  windows-build:
+    runs-on: windows-latest
+    steps:
+      - name: Setup Windows
+        if: startsWith(matrix.os, 'windows')
+        uses: llvm/actions/setup-windows@main
+        with:
+          arch: amd64
+      - name: Setup Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ inputs.python_version }}
+      - name: Install Ninja
+        uses: llvm/actions/install-ninja@main
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 250
+      - name: Setup ccache
+        uses: hendrikmuhs/ccache-action@v1
+        with:
+          # A full build of llvm, clang, lld, and lldb takes about 250MB
+          # of ccache space. There's not much reason to have more than this,
+          # because we usually won't need to save cache entries from older
+          # builds.  Also, there is an overall 10GB cache limit, and each
+          # run creates a new cache entry so we want to ensure that we have
+          # enough cache space for all the tests to run at once and still
+          # fit under the 10 GB limit.
+          # Default to 2G to workaround: https://github.com/hendrikmuhs/ccache-action/issues/174
+          max-size: 2G
+          key: ${{ matrix.os }}
+          variant: sccache
+      - name: Build and Test
+        shell: bash
+        id: build-llvm
+        run: |
+          builddir="$(pwd)"/build
+          echo "llvm-builddir=$builddir" >> "$GITHUB_OUTPUT"
+          cmake -G Ninja \
+                -B "$builddir" \
+                -S llvm \
+                -DLLVM_ENABLE_PROJECTS="clang" \
+                -DCMAKE_BUILD_TYPE=Release \
+                -DLLVM_ENABLE_ASSERTIONS=ON \
+                -DLLDB_INCLUDE_TESTS=OFF \
+                -DCMAKE_C_COMPILER_LAUNCHER=sccache \
+                -DCMAKE_CXX_COMPILER_LAUNCHER=sccache \
+                ${{ inputs.extra_cmake_args }}
+          ninja -C "$builddir" all

.github/workflows/nn-cmplr-tidy.yml

@@ -0,0 +1,44 @@
+name: Static analysis
+
+on: [pull_request]
+
+jobs:
+  clang-format:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Install clang-format
+      run: |
+        sudo apt-get install -y clang-format
+    - name: Run clang-format
+      run: |
+        git-clang-format --diff `git merge-base ${GITHUB_SHA} ${GITHUB_BASE_REF}`
+  clang-tidy:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        submodules: recursive
+    - name: Update submodules
+      run: git submodule update --init --recursive
+    - name: ccache
+      uses: hendrikmuhs/[email protected]
+      with:
+          key: ${{ github.job }}
+    - uses: ZedThree/[email protected]
+      id: review
+      with:
+        build_dir: build
+        cmake_command: cmake -S llvm -B build
+            -DCMAKE_BUILD_TYPE=Release
+            -DLLVM_ENABLE_PROJECTS='clang;mlir'
+            -DLLVM_ENABLE_ASSERTIONS=ON
+            -DCMAKE_C_COMPILER_LAUNCHER=ccache
+            -DCMAKE_CXX_COMPILER_LAUNCHER=ccache
+            -G Ninja
+        config_file: .clang-tidy
+        apt_packages: build-essential,ninja-build
+        split_workflow: true
+      env:
+        CC: clang-16
+        CXX: clang++-16

llvm/test/tools/opt-viewer/lit.local.cfg

@@ -8,3 +8,6 @@ if "have_opt_viewer_modules" not in config.available_features:
 # can be resolved.
 if sys.platform == "win32":
     config.unsupported = True
+
+if sys.platform == "darwin":
+    config.unsupported = True