[actions] Run Clang ASAN, TSAN, and UBSAN

Author: netromdk

.github/workflows/test-sanitizers.yml

@@ -0,0 +1,37 @@
+name: Clang Sanitizers
+
+# On all pushes to branches and pull requests in general.
+on:
+  push:
+  pull_request:
+
+env:
+  # Build debug because tracepp only functions under debug builds.
+  BUILD_TYPE: Debug
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        sanitizer: [ADDRESS_SANITIZER, THREAD_SANITIZER, UNDEFINED_SANITIZER]
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Configure cmake
+      run: CC=clang CXX=clang++ cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -D${{matrix.sanitizer}}=ON -DEVERY_WARNING=ON
+
+    - name: Build
+      run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} --verbose
+
+    - name: Test
+      working-directory: ${{github.workspace}}/build
+      run: ctest -C ${{env.BUILD_TYPE}} --output-on-failure
+
+    - name: Test sporadic failures
+      working-directory: ${{github.workspace}}/build
+      run: ctest -C ${{env.BUILD_TYPE}} --output-on-failure --repeat until-fail:20 -R tests
+
+    - name: Run examples
+      run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} --verbose --target run_examples

CMakeLists.txt

@@ -2,6 +2,9 @@ cmake_minimum_required(VERSION 3.20)
 project(tracepp)
 
 option(ADDRESS_SANITIZER "Use memory error detector (clang only and implies debug mode!)" OFF)
+option(ADDRESS_SANITIZER "Use memory error detector  (clang only and implies debug mode!)" OFF)
+option(THREAD_SANITIZER "Use thread data race detector  (clang only and implies debug mode!)" OFF)
+option(UNDEFINED_SANITIZER "Use undefined behavior detector  (clang only and implies debug mode!)" OFF)
 option(EVERY_WARNING "Use -Weverything (clang only)" OFF)
 
 # Exports the "compile_commands.json" file when the generator is Ninja or Makefile.
@@ -16,11 +19,15 @@ if (NOT CMAKE_BUILD_TYPE)
 endif()
 
 if (ADDRESS_SANITIZER)
-  if (NOT "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
-    message(FATAL_ERROR "Clang is required to use address sanitizer to detect memory errors!")
-  endif()
-
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O1 -g -fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls")
+  set(CMAKE_BUILD_TYPE Debug)
+endif()
+if (THREAD_SANITIZER)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=thread")
+  set(CMAKE_BUILD_TYPE Debug)
+endif()
+if (UNDEFINED_SANITIZER)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined")
   set(CMAKE_BUILD_TYPE Debug)
 endif()