cppcheck/.github/workflows/ubsan.yml

# Syntax reference https://help.github.com/en/actions/reference/workflow-syntax-for-github-actions
# Environment reference https://help.github.com/en/actions/reference/virtual-environments-for-github-hosted-runners
name: undefined behaviour sanitizers

on: [push, pull_request]

jobs:
  build:

    strategy:
      matrix:
        os: [ubuntu-latest]
      fail-fast: false # not worthwhile...

    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@v2

      - name: Install missing software on ubuntu
        run: |
          sudo apt-get update
          sudo apt-get install libz3-4 libz3-dev
          cp externals/z3_version_old.h externals/z3_version.h

      - name: Build
        run: |
          cp externals/z3_version_old.h externals/z3_version.h
          CC=clang CXX=clang++ CXXFLAGS="-fsanitize=undefined -fsanitize=nullability -O1 -g3 -DCPPCHK_GLIBCXX_DEBUG" make cppcheck testrunner -j$(nproc) USE_Z3=yes HAVE_RULES=yes MATCHCOMPILER=yes

      - name: Run tests
        run: |
          UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./testrunner

      - name: Bughunting lib
        run: |
          UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./cppcheck -D__CPPCHECK__ --bug-hunting -j$(nproc) lib