Use CMAKE_REQUIRED_FLAGS instead of CMAKE_CXX_FLAGS for std::filesyst…

…em::path check
fredemmott · Dec 30, 2023 · 7274ad4 · 7274ad4
1 parent a153ca4
commit 7274ad4
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Vendor/filesystem.cmake b/Vendor/filesystem.cmake
@@ -2,9 +2,10 @@ include(FetchContent)
 include(CheckCXXSourceCompiles)
 
 if(MSVC)
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /std:c++20 /Zc:__cplusplus")
+  set(CMAKE_REQUIRED_FLAGS "/std:c++20 /Zc:__cplusplus")
 endif()
 
+# MacOS < 10.15 has `<filesystem>` but not `std::filesystem::path`
 check_cxx_source_compiles("
 #include <filesystem>