release/18.x [clang backend] In AArch64's DataLayout, specify a minimum function alignment of 4. (#90702) #582
Workflow file for this run
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| name: libclang ABI Tests | |
| permissions: | |
| contents: read | |
| on: | |
| workflow_dispatch: | |
| push: | |
| branches: | |
| - 'release/**' | |
| paths: | |
| - 'clang/**' | |
| - '.github/workflows/libclang-abi-tests.yml' | |
| pull_request: | |
| branches: | |
| - 'release/**' | |
| paths: | |
| - 'clang/**' | |
| - '.github/workflows/libclang-abi-tests.yml' | |
| concurrency: | |
| # Skip intermediate builds: always. | |
| # Cancel intermediate builds: only if it is a pull request build. | |
| group: ${{ github.workflow }}-${{ github.ref }} | |
| cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }} | |
| jobs: | |
| abi-dump-setup: | |
| if: github.repository_owner == 'llvm' | |
| runs-on: ubuntu-latest | |
| outputs: | |
| BASELINE_REF: ${{ steps.vars.outputs.BASELINE_REF }} | |
| ABI_HEADERS: ${{ steps.vars.outputs.ABI_HEADERS }} | |
| ABI_LIBS: ${{ steps.vars.outputs.ABI_LIBS }} | |
| BASELINE_VERSION_MAJOR: ${{ steps.vars.outputs.BASELINE_VERSION_MAJOR }} | |
| BASELINE_VERSION_MINOR: ${{ steps.vars.outputs.BASELINE_VERSION_MINOR }} | |
| LLVM_VERSION_MAJOR: ${{ steps.version.outputs.LLVM_VERSION_MAJOR }} | |
| LLVM_VERSION_MINOR: ${{ steps.version.outputs.LLVM_VERSION_MINOR }} | |
| LLVM_VERSION_PATCH: ${{ steps.version.outputs.LLVM_VERSION_PATCH }} | |
| steps: | |
| - name: Checkout source | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 250 | |
| - name: Get LLVM version | |
| id: version | |
| uses: llvm/actions/get-llvm-version@main | |
| - name: Setup Variables | |
| id: vars | |
| run: | | |
| remote_repo='https://github.com/llvm/llvm-project' | |
| if [ ${{ steps.version.outputs.LLVM_VERSION_MINOR }} -ne 0 ] || [ ${{ steps.version.outputs.LLVM_VERSION_PATCH }} -eq 0 ]; then | |
| major_version=$(( ${{ steps.version.outputs.LLVM_VERSION_MAJOR }} - 1)) | |
| baseline_ref="llvmorg-$major_version.0.0" | |
| # If there is a minor release, we want to use that as the base line. | |
| minor_ref=$(git ls-remote --refs -t "$remote_repo" llvmorg-"$major_version".[1-9].[0-9] | tail -n1 | grep -o 'llvmorg-.\+' || true) | |
| if [ -n "$minor_ref" ]; then | |
| baseline_ref="$minor_ref" | |
| else | |
| # Check if we have a release candidate | |
| rc_ref=$(git ls-remote --refs -t "$remote_repo" llvmorg-"$major_version".[1-9].[0-9]-rc* | tail -n1 | grep -o 'llvmorg-.\+' || true) | |
| if [ -n "$rc_ref" ]; then | |
| baseline_ref="$rc_ref" | |
| fi | |
| fi | |
| { | |
| echo "BASELINE_VERSION_MAJOR=$major_version" | |
| echo "BASELINE_REF=$baseline_ref" | |
| echo "ABI_HEADERS=clang-c" | |
| echo "ABI_LIBS=libclang.so" | |
| } >> "$GITHUB_OUTPUT" | |
| else | |
| { | |
| echo "BASELINE_VERSION_MAJOR=${{ steps.version.outputs.LLVM_VERSION_MAJOR }}" | |
| echo "BASELINE_REF=llvmorg-${{ steps.version.outputs.LLVM_VERSION_MAJOR }}.0.0" | |
| echo "ABI_HEADERS=." | |
| echo "ABI_LIBS=libclang.so libclang-cpp.so" | |
| } >> "$GITHUB_OUTPUT" | |
| fi | |
| abi-dump: | |
| if: github.repository_owner == 'llvm' | |
| needs: abi-dump-setup | |
| runs-on: ubuntu-latest | |
| strategy: | |
| matrix: | |
| name: | |
| - build-baseline | |
| - build-latest | |
| include: | |
| - name: build-baseline | |
| llvm_version_major: ${{ needs.abi-dump-setup.outputs.BASELINE_VERSION_MAJOR }} | |
| ref: ${{ needs.abi-dump-setup.outputs.BASELINE_REF }} | |
| repo: llvm/llvm-project | |
| - name: build-latest | |
| llvm_version_major: ${{ needs.abi-dump-setup.outputs.LLVM_VERSION_MAJOR }} | |
| ref: ${{ github.sha }} | |
| repo: ${{ github.repository }} | |
| steps: | |
| - name: Install Ninja | |
| uses: llvm/actions/install-ninja@main | |
| - name: Install abi-compliance-checker | |
| run: | | |
| sudo apt-get install abi-dumper autoconf pkg-config | |
| - name: Install universal-ctags | |
| run: | | |
| git clone https://github.com/universal-ctags/ctags.git | |
| cd ctags | |
| ./autogen.sh | |
| ./configure | |
| sudo make install | |
| - name: Download source code | |
| uses: llvm/actions/get-llvm-project-src@main | |
| with: | |
| ref: ${{ matrix.ref }} | |
| repo: ${{ matrix.repo }} | |
| - name: Configure | |
| run: | | |
| mkdir install | |
| cmake -B build -S llvm -G Ninja -DLLVM_ENABLE_PROJECTS=clang -DCMAKE_BUILD_TYPE=Debug -DLLVM_TARGETS_TO_BUILD="" -DLLVM_BUILD_LLVM_DYLIB=ON -DLLVM_LINK_LLVM_DYLIB=ON -DCMAKE_C_FLAGS_DEBUG="-g1 -Og" -DCMAKE_CXX_FLAGS_DEBUG="-g1 -Og" -DCMAKE_INSTALL_PREFIX="$(pwd)"/install llvm | |
| - name: Build | |
| run: ninja -C build/ ${{ needs.abi-dump-setup.outputs.ABI_LIBS }} install-clang-headers | |
| - name: Dump ABI | |
| run: | | |
| parallel abi-dumper -lver ${{ matrix.ref }} -skip-cxx -public-headers ./install/include/${{ needs.abi-dump-setup.outputs.ABI_HEADERS }} -o {}-${{ matrix.ref }}.abi ./build/lib/{} ::: ${{ needs.abi-dump-setup.outputs.ABI_LIBS }} | |
| for lib in ${{ needs.abi-dump-setup.outputs.ABI_LIBS }}; do | |
| # Remove symbol versioning from dumps, so we can compare across major versions. | |
| sed -i 's/LLVM_[0-9]\+/LLVM_NOVERSION/' $lib-${{ matrix.ref }}.abi | |
| done | |
| - name: Upload ABI file | |
| uses: actions/upload-artifact@v3 | |
| with: | |
| name: ${{ matrix.name }} | |
| path: '*${{ matrix.ref }}.abi' | |
| abi-compare: | |
| if: github.repository_owner == 'llvm' | |
| runs-on: ubuntu-latest | |
| needs: | |
| - abi-dump-setup | |
| - abi-dump | |
| steps: | |
| - name: Download baseline | |
| uses: actions/download-artifact@v3 | |
| with: | |
| name: build-baseline | |
| path: build-baseline | |
| - name: Download latest | |
| uses: actions/download-artifact@v3 | |
| with: | |
| name: build-latest | |
| path: build-latest | |
| - name: Install abi-compliance-checker | |
| run: sudo apt-get install abi-compliance-checker | |
| - name: Compare ABI | |
| run: | | |
| for lib in ${{ needs.abi-dump-setup.outputs.ABI_LIBS }}; do | |
| abi-compliance-checker -lib $lib -old build-baseline/$lib*.abi -new build-latest/$lib*.abi | |
| done | |
| - name: Upload ABI Comparison | |
| if: always() | |
| uses: actions/upload-artifact@v3 | |
| with: | |
| name: compat-report-${{ github.sha }} | |
| path: compat_reports/ |