cpython/.github/workflows/reusable-ubsan.yml
Petr Viktorin 7a20c72cb6
gh-111758: Run UBSan in GitHub Actions (GH-135578)
Co-authored-by: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
2025-06-19 11:36:56 +02:00

74 lines
2.2 KiB
YAML

name: Reusable Undefined Behavior Sanitizer
on:
workflow_call:
inputs:
config_hash:
required: true
type: string
env:
FORCE_COLOR: 1
jobs:
build-ubsan-reusable:
name: 'Undefined behavior sanitizer'
runs-on: ubuntu-24.04
timeout-minutes: 60
steps:
- uses: actions/checkout@v4
with:
persist-credentials: false
- name: Runner image version
run: echo "IMAGE_OS_VERSION=${ImageOS}-${ImageVersion}" >> "$GITHUB_ENV"
- name: Restore config.cache
uses: actions/cache@v4
with:
path: config.cache
key: ${{ github.job }}-${{ env.IMAGE_OS_VERSION }}-${{ inputs.config_hash }}
- name: Install dependencies
run: |
sudo ./.github/workflows/posix-deps-apt.sh
# Install clang-20
wget https://apt.llvm.org/llvm.sh
chmod +x llvm.sh
sudo ./llvm.sh 20
- name: UBSAN option setup
run: |
echo "UBSAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1:print_stacktrace=1" >> "$GITHUB_ENV"
echo "CC=clang" >> "$GITHUB_ENV"
echo "CXX=clang++" >> "$GITHUB_ENV"
- name: Add ccache to PATH
run: |
echo "PATH=/usr/lib/ccache:$PATH" >> "$GITHUB_ENV"
- name: Configure ccache action
uses: hendrikmuhs/ccache-action@v1.2
with:
save: ${{ github.event_name == 'push' }}
max-size: "200M"
- name: Configure CPython
run: >-
./configure
--config-cache
--with-undefined-behavior-sanitizer
--with-pydebug
- name: Set up UBSAN log after configuration
run: |
echo "UBSAN_OPTIONS=${UBSAN_OPTIONS}:log_path=${GITHUB_WORKSPACE}/ubsan_log" >> "$GITHUB_ENV"
- name: Build CPython
run: make -j4
- name: Display build info
run: make pythoninfo
- name: Tests
run: ./python -m test -j4
- name: Display UBSAN logs
if: always()
run: find "${GITHUB_WORKSPACE}" -name 'ubsan_log.*' | xargs head -n 1000
- name: Archive UBSAN logs
if: always()
uses: actions/upload-artifact@v4
with:
name: >-
ubsan-logs
path: ubsan_log.*
if-no-files-found: ignore