CI: Add ubsan checks to samples/wasm-c-api (#2147)

This PR adds ubsan checks with no alignment enabled to basic CI tests for
samples/wasm-c-api.

Co-authored-by: Maksim Litskevich <makslit@amazon.co.uk>

.github/workflows/compilation_on_android_ubuntu.yml

@@ -338,7 +338,9 @@ jobs:
       ]
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
+        sanitizer: ["", "ubsan"]
         make_options: [
             # Running mode
             $AOT_BUILD_OPTIONS,
@@ -363,6 +365,7 @@ jobs:
             llvm_cache_key: ${{ needs.build_llvm_libraries_on_ubuntu_2004.outputs.cache_key }}
           - os: ubuntu-22.04
             llvm_cache_key: ${{ needs.build_llvm_libraries_on_ubuntu_2204.outputs.cache_key }}
+
     steps:
       - name: checkout
         uses: actions/checkout@v3
@@ -395,15 +398,16 @@ jobs:
         if: (!endsWith(matrix.make_options, '_INTERP_BUILD_OPTIONS'))
         run: |
           mkdir build && cd build
-          cmake ..
+          cmake -DSANITIZER="${{matrix.sanitizer}}" ..
           cmake --build . --config Release --parallel 4
         working-directory: wamr-compiler
 
       - name: Build Sample [wasm-c-api]
         run: |
-          cmake -S . -B build ${{ matrix.make_options }}
+          VERBOSE=1
+          cmake -S . -B build ${{ matrix.make_options }} -DSANITIZER="${{matrix.sanitizer}}"
           cmake --build build --config Release --parallel 4
-          ctest --test-dir build
+          ctest --test-dir build --output-on-failure
         working-directory: samples/wasm-c-api
 
   build_samples_others:

samples/wasm-c-api/CMakeLists.txt

@@ -24,7 +24,7 @@ if (APPLE)
   add_definitions(-DBH_PLATFORM_DARWIN)
 endif ()
 
-# Resetdefault linker flags
+# Reset default linker flags
 set(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "")
 set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
 
@@ -87,6 +87,15 @@ endif()
 set(WAMR_ROOT_DIR ${CMAKE_CURRENT_LIST_DIR}/../..)
 include (${WAMR_ROOT_DIR}/build-scripts/runtime_lib.cmake)
 
+if (NOT DEFINED SANITIZER)
+  set(SANITIZER "")
+elseif (SANITIZER STREQUAL "ubsan")
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O2 -fno-omit-frame-pointer -fsanitize=undefined -fno-sanitize-recover=all -fno-sanitize=alignment" )
+  set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=undefined")
+elseif (NOT (SANITIZER STREQUAL "") )
+  message(SEND_ERROR "Unsupported sanitizer: ${SANITIZER}")
+endif()
+
 add_library(vmlib STATIC ${WAMR_RUNTIME_LIB_SOURCE})
 if (MSVC)
   target_compile_definitions(vmlib PRIVATE WASM_API_EXTERN=)