diff --git a/RTTI/CMakeLists.txt b/RTTI/CMakeLists.txt
index 2b5241e..d956cca 100644
--- a/RTTI/CMakeLists.txt
+++ b/RTTI/CMakeLists.txt
@@ -3,24 +3,21 @@ file(GLOB SRC "*.cpp" "*.h")
 add_library(FastRTTI STATIC ${SRC})
 
 if(CMAKE_BUILD_TYPE STREQUAL "Release")
-    message(STATUS "Release mode: enabling optimizations")
-
     if(MSVC)
-        # /O2 - высокая оптимизация
-        # /GL - link-time optimization
-        # /DNDEBUG - отключить assert()
-        # /GR- - отключить RTTI
-        target_compile_options(FastRTTI PRIVATE /O2 /GL /DNDEBUG /GR-)
-        target_link_options(FastRTTI PRIVATE /LTCG)
+        target_compile_options(${CMAKE_PROJECT_NAME} PRIVATE /GR-)
+        target_link_options(${CMAKE_PROJECT_NAME} PRIVATE /LTCG)
     else()
         # GCC / Clang
-        target_compile_options(FastRTTI PRIVATE
-            -O3
-            -march=native
-            -flto
-            -fno-rtti
-            -DNDEBUG
-        )
-        target_link_options(FastRTTI PRIVATE -flto)
+        target_compile_options(${CMAKE_PROJECT_NAME} PRIVATE -fno-rtti)
+        target_link_options(${CMAKE_PROJECT_NAME} PRIVATE -flto)
+    endif()
+
+elseif(CMAKE_BUILD_TYPE STREQUAL "Debug")
+    if(MSVC)
+        target_compile_options(${CMAKE_PROJECT_NAME} PRIVATE /GR-)
+    else()
+        target_compile_options(${CMAKE_PROJECT_NAME} PRIVATE
+            -g
+            -fno-rtti)
     endif()
 endif()
diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index 830a56b..e23b4ef 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -1,48 +1,54 @@
 file(GLOB test_default_src "test_default_rtti.cpp" "ClassesDefault/*.cpp" "ClassesDefault/*.h")
-
 add_executable(test_defalt_rtti ${test_default_src})
 
 if(CMAKE_BUILD_TYPE STREQUAL "Release")
-    message(STATUS "Release mode: enabling optimizations")
+    message(STATUS "Release mode: enabling optimizations for test_default_rtti")
 
     if(MSVC)
-        # /O2 - высокая оптимизация
-        # /GL - link-time optimization
-        # /DNDEBUG - отключить assert()
         target_compile_options(test_defalt_rtti PRIVATE /O2 /GL /DNDEBUG)
         target_link_options(test_defalt_rtti PRIVATE /LTCG)
     else()
-        # GCC / Clang
         target_compile_options(test_defalt_rtti PRIVATE
             -O3
             -march=native
             -flto
             -DNDEBUG
         )
-        target_link_options(Tests PRIVATE -flto)
+        target_link_options(test_defalt_rtti PRIVATE -flto)
+    endif()
+
+elseif(CMAKE_BUILD_TYPE STREQUAL "Debug")
+    message(STATUS "Debug mode: enabling runtime checks for test_default_rtti")
+
+    if(MSVC)
+        target_compile_options(test_defalt_rtti PRIVATE /Od /Zi)
+    else()
+        target_compile_options(test_defalt_rtti PRIVATE
+            -O0
+            -g
+            -fsanitize=undefined
+            -fstack-protector
+        )
+        target_link_options(test_defalt_rtti PRIVATE -fsanitize=undefined)
     endif()
 endif()
 
+# -------------------------------------------------------------
 
-
+# test_fast_rtti — ускоренная реализация с отключённым RTTI
 file(GLOB test_fast_src "test_fast_rtti.cpp" "ClassesFast/*.cpp" "ClassesFast/*.h")
-
 add_executable(test_fast_rtti ${test_fast_src})
+
 target_link_libraries(test_fast_rtti PRIVATE FastRTTI)
 target_include_directories(test_fast_rtti PRIVATE ${PROJECT_SOURCE_DIR}/RTTI)
 
 if(CMAKE_BUILD_TYPE STREQUAL "Release")
-    message(STATUS "Release mode: enabling optimizations")
+    message(STATUS "Release mode: enabling optimizations for test_fast_rtti")
 
     if(MSVC)
-        # /O2 - высокая оптимизация
-        # /GL - link-time optimization
-        # /DNDEBUG - отключить assert()
-        # /GR- - отключить RTTI
         target_compile_options(test_fast_rtti PRIVATE /O2 /GL /DNDEBUG /GR-)
         target_link_options(test_fast_rtti PRIVATE /LTCG)
     else()
-        # GCC / Clang
         target_compile_options(test_fast_rtti PRIVATE
             -O3
             -march=native
@@ -52,4 +58,20 @@ if(CMAKE_BUILD_TYPE STREQUAL "Release")
         )
         target_link_options(test_fast_rtti PRIVATE -flto)
     endif()
+
+elseif(CMAKE_BUILD_TYPE STREQUAL "Debug")
+    message(STATUS "Debug mode: enabling runtime checks for test_fast_rtti")
+
+    if(MSVC)
+        target_compile_options(test_fast_rtti PRIVATE /Od /Zi /GR-)
+    else()
+        target_compile_options(test_fast_rtti PRIVATE
+            -O0
+            -g
+            -fno-rtti
+            -fsanitize=undefined
+            -fstack-protector
+        )
+        target_link_options(test_fast_rtti PRIVATE -fsanitize=undefined)
+    endif()
 endif()
\ No newline at end of file