if (MSVC_IDE)
  IF(CLANG_IN_VS STREQUAL "1")
      # special AVX option for source files with *_avx.cpp pattern
      file(GLOB_RECURSE SRCS_AVX "*_avx.cpp")
      set_source_files_properties(${SRCS_AVX} PROPERTIES COMPILE_FLAGS " -mavx ")

      # special AVX2 option for source files with *_avx2.cpp pattern
      file(GLOB_RECURSE SRCS_AVX2 "*_avx2.cpp")
      set_source_files_properties(${SRCS_AVX2} PROPERTIES COMPILE_FLAGS " -mavx2 -mfma ")
  ELSE()
      # special AVX option for source files with *_avx.cpp pattern
      file(GLOB_RECURSE SRCS_AVX "*_avx.cpp")
      set_source_files_properties(${SRCS_AVX} PROPERTIES COMPILE_FLAGS " /arch:AVX ")

      # special AVX2 option for source files with *_avx2.cpp pattern
      file(GLOB_RECURSE SRCS_AVX2 "*_avx2.cpp")
      set_source_files_properties(${SRCS_AVX2} PROPERTIES COMPILE_FLAGS " /arch:AVX2 ")
  ENDIF()
elseif (MINGW)
  # special AVX option for source files with *_avx.cpp pattern
  file(GLOB_RECURSE SRCS_AVX "*_avx.cpp")
  set_source_files_properties(${SRCS_AVX} PROPERTIES COMPILE_FLAGS -mavx )

  # special AVX2 option for source files with *_avx2.cpp pattern
  file(GLOB_RECURSE SRCS_AVX2 "*_avx2.cpp")
  set_source_files_properties(${SRCS_AVX2} PROPERTIES COMPILE_FLAGS -mavx2 -mfma)
endif()