enable sanitizer depending on build flags

CMakeLists.txt

@@ -4,6 +4,8 @@ project(nf7 C CXX)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 set(CMAKE_CXX_STANDARD 23)
 
+option(SANITIZER "ADDRESS or THREAD" "THREAD")
+
 # all targets should link to this to use common compile options
 add_library(nf7_config INTERFACE EXCLUDE_FROM_ALL)
 target_compile_options(nf7_config INTERFACE
@@ -14,6 +16,14 @@ target_compile_options(nf7_config INTERFACE
   $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:
     -Wall -Wextra -Wpedantic
     $<$<CONFIG:Debug>:-Werror>
+    $<$<STREQUAL:${SANITIZER},ADDRESS>:-fsanitize=address,leak,undefined>
+    $<$<STREQUAL:${SANITIZER},THREAD>:-fsanitize=thread,undefined>
+  >
+)
+target_link_options(nf7_config INTERFACE
+  $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:
+    $<$<STREQUAL:${SANITIZER},ADDRESS>:-fsanitize=address,leak,undefined>
+    $<$<STREQUAL:${SANITIZER},THREAD>:-fsanitize=thread,undefined>
   >
 )