Add submodule dependency filesHEADmaster

Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec

1 files changed, 29 insertions, 0 deletions

diff --git a/meson/test cases/unit/45 vscpp17/main.cpp b/meson/test cases/unit/45 vscpp17/main.cpp
new file mode 100644
index 000000000..3d07d4cb1
--- /dev/null
+++ b/meson/test cases/unit/45 vscpp17/main.cpp
@@ -0,0 +1,29 @@
+#include <iostream>
+
+#if __cpp_lib_filesystem || (defined(__cplusplus) && __cplusplus >= 201703L)
+#include <filesystem>
+#endif
+
+int main(){
+
+#if __cpp_lib_filesystem || (defined(__cplusplus) && __cplusplus >= 201703L)
+char fs = std::filesystem::path::preferred_separator;
+std::cout << "OK: C++17 filesystem enabled" << std::endl;
+#endif
+
+#if defined(_MSC_VER)
+#if _HAS_CXX17
+std::cout << "OK: MSVC has C++17 enabled" << std::endl;
+return EXIT_SUCCESS;
+#else
+std::cerr << "ERROR: MSVC does not have C++17 enabled" << std::endl;
+return EXIT_FAILURE;
+#endif
+#elif defined(__cplusplus) && __cplusplus >= 201703L
+std::cout << "OK: C++17 enabled" << std::endl;
+return EXIT_SUCCESS;
+#else
+std::cerr << "ERROR: C++17 not enabled" << std::endl;
+return EXIT_FAILURE;
+#endif
+}