diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index d77a573ade..0ad75bc9d0 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -155,6 +155,31 @@ jobs:
     - name: build
       run: |
         make -C test DEFS="$DEFS"
+
+  sanitizer:
+    runs-on: ubuntu-latest
+    env:
+      CC: clang
+      CXX: clang++
+    needs: prepare
+    steps:
+    - uses: actions/checkout@v2
+    - name: info
+      run: |
+        make -C test showcxxversion showcxxmacros DEFS="$DEFS"
+    # - name: asan
+    #   run: |
+    #     make -C test clean
+    #     make -C test USE_ASAN=1 USE_UBSAN=1 test
+    - name: tsan
+      run: |
+        make -C test clean
+        make -C test USE_TSAN=1 USE_UBSAN=1 test
+    # - name: msan
+    #   run: |
+    #     make -C test clean
+    #     make -C test USE_MSAN=1 USE_UBSAN=1 test
+
   lint-editorconfig:
     runs-on: ubuntu-18.04
     needs: prepare
diff --git a/include/internal/iutest_genparams.hpp b/include/internal/iutest_genparams.hpp
index b4f3985c46..6bd8adb691 100644
--- a/include/internal/iutest_genparams.hpp
+++ b/include/internal/iutest_genparams.hpp
@@ -489,10 +489,25 @@ class iuCartesianProductGenerator IUTEST_CXX_FINAL : public iuIParamGenerator< t
         return tuples::tuple<T1>(tuples::get<index>(v).GetCurrent());
     }
 
+    template<int index, int end>
+    void release_foreach(
+        typename detail::enable_if<index != end-1, void>::type*& = detail::enabler::value ) const
+    {
+        delete tuples::get<index>(v);
+        release_foreach<index+1, end>();
+    }
+    template<int index, int end>
+    void release_foreach(
+        typename detail::enable_if<index == end-1, void>::type*& = detail::enabler::value ) const
+    {
+        delete tuples::get<index>(v);
+    }
+
 public:
     typedef tuples::tuple<Args...> ParamType;
 public:
     iuCartesianProductGenerator() {}
+    ~iuCartesianProductGenerator() { release_foreach<0, kCount>(); }
 
 public:
     virtual void Begin() IUTEST_CXX_OVERRIDE
diff --git a/test/GNUmakefile b/test/GNUmakefile
index 6d00dc8e57..787115e05b 100644
--- a/test/GNUmakefile
+++ b/test/GNUmakefile
@@ -62,6 +62,25 @@ CCOV=$(USE_COVERAGE)
 endif
 endif
 
+ifdef USE_ASAN
+IUTEST_CXX_SANITIZE_FLAG=-fsanitize=address
+endif
+ifdef USE_TSAN
+IUTEST_CXX_SANITIZE_FLAG=-fsanitize=thread
+endif
+ifdef USE_MSAN
+IUTEST_CXX_SANITIZE_FLAG=-fsanitize=memory
+endif
+ifdef USE_UBSAN
+ifeq (${IUTEST_CXX_SANITIZE_FLAG},)
+IUTEST_CXX_SANITIZE_FLAG=-fsanitize=undefined
+else
+IUTEST_CXX_SANITIZE_FLAG:=${IUTEST_CXX_SANITIZE_FLAG},undefined
+endif
+endif
+
+override CXXFLAGS += ${IUTEST_CXX_SANITIZE_FLAG}
+
 ifdef GGC_MIN_EXPAND
 override CXXFLAGS += --param ggc-min-expand=${GGC_MIN_EXPAND}
 endif