Restricted use of void_t to C++17 or later

JeffersonLab · May 28, 2024 · 85e2499 · 85e2499
1 parent 55d914d
commit 85e2499
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/libraries/JANA/Utils/JTypeInfo.h b/src/libraries/JANA/Utils/JTypeInfo.h
@@ -12,7 +12,7 @@
 
 namespace JTypeInfo {
 
-
+#if __cplusplus >= 201703L
 template <typename, typename=void>
 struct is_parseable : std::false_type {};
 
@@ -24,6 +24,7 @@ struct is_serializable : std::false_type {};
 
 template <typename T>
 struct is_serializable<T, std::void_t<decltype(std::declval<std::ostream>() << std::declval<T>())>> : std::true_type {};
+#endif
 
 
 template<typename T>