Set address sanitizer MSVC flag only for MSVC builds

CMakeLists.txt

@@ -47,7 +47,7 @@ if(GOMC_ASAN)
    set(CMAKE_CLANG_COMP_FLAGS ${CMAKE_CLANG_COMP_FLAGS} -fsanitize=address -fno-omit-frame-pointer)
    set(CMAKE_CLANG_CUDA_COMP_FLAGS ${CMAKE_CLANG_CUDA_COMP_FLAGS} "SHELL:-Xcompiler -fsanitize=address" "SHELL:-Xcompiler -fno-omit-frame-pointer")
    set(CMAKE_CLANG_LINK_FLAGS ${CMAKE_CLANG_LINK_FLAGS} -fsanitize=address -fno-omit-frame-pointer)
-   set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /fsanitize=address")
+   set(CMAKE_MVSC_ASAN_FLAGS "/fsanitize=address")
 endif()
 
 # find OpenMP and set it up
@@ -95,8 +95,8 @@ elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
     set(CMAKE_GPU_COMP_FLAGS "${CMAKE_CLANG_CUDA_COMP_FLAGS}")
     set(CMAKE_LINK_FLAGS "${CMAKE_CLANG_LINK_FLAGS}")
 elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "MSVC")
-    set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${CMAKE_MSVC_OPENMP_FLAGS} /D DEBUG /MTd /Zi /Ob0 /Od /RTC1 /D_USE_MATH_DEFINES")
-    set(CMAKE_CXX_FLAGS_DEBUG_INIT "${CMAKE_CXX_FLAGS_DEBUG_INIT} ${CMAKE_MSVC_OPENMP_FLAGS} /D DEBUG /MTd /Zi /Ob0 /Od /RTC1 /D_USE_MATH_DEFINES")
+    set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${CMAKE_MSVC_OPENMP_FLAGS} ${CMAKE_MVSC_ASAN_FLAGS} /D DEBUG /MTd /Zi /Ob0 /Od /RTC1 /D_USE_MATH_DEFINES")
+    set(CMAKE_CXX_FLAGS_DEBUG_INIT "${CMAKE_CXX_FLAGS_DEBUG_INIT} ${CMAKE_MSVC_OPENMP_FLAGS} ${CMAKE_MVSC_ASAN_FLAGS} /D DEBUG /MTd /Zi /Ob0 /Od /RTC1 /D_USE_MATH_DEFINES")
     set(CMAKE_CXX_FLAGS_MINSIZEREL_INIT "${CMAKE_CXX_FLAGS_MINSIZEREL_INIT} ${CMAKE_MSVC_OPENMP_FLAGS} /MT /O1 /Ob1 /D NDEBUG /D_USE_MATH_DEFINES")
     set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_MINSIZEREL_INIT} ${CMAKE_MSVC_OPENMP_FLAGS} /MT /O2 /D NDEBUG /D_USE_MATH_DEFINES")
     set(CMAKE_CXX_FLAGS_RELEASE_INIT "${CMAKE_CXX_FLAGS_RELEASE_INIT} ${CMAKE_MSVC_OPENMP_FLAGS} /MT /O2 /D NDEBUG /D_USE_MATH_DEFINES")