Report the right __cplusplus value for MSVC in basic_json meta()

nlohmann · Apr 4, 2022 · 8bdfe53 · 8bdfe53
1 parent 33b75e5
commit 8bdfe53
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/include/nlohmann/json.hpp b/include/nlohmann/json.hpp
@@ -310,7 +310,10 @@ class basic_json // NOLINT(cppcoreguidelines-special-member-functions,hicpp-spec
         result["compiler"] = {{"family", "unknown"}, {"version", "unknown"}};
 #endif
 
-#ifdef __cplusplus
+
+#if defined(_MSVC_LANG)
+        result["compiler"]["c++"] = std::to_string(_MSVC_LANG);
+#elif defined(__cplusplus)
         result["compiler"]["c++"] = std::to_string(__cplusplus);
 #else
         result["compiler"]["c++"] = "unknown";