update previous fix

greg7mdp · Feb 28, 2022 · 52b2185 · 52b2185
1 parent 9db8753
commit 52b2185
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/parallel_hashmap/phmap_base.h b/parallel_hashmap/phmap_base.h
@@ -329,7 +329,7 @@ template <typename T>
 using underlying_type_t = typename std::underlying_type<T>::type;
 
 template< class F, class... ArgTypes>
-#ifdef __cpp_lib_result_of_sfinae
+#if defined(PHMAP_HAVE_CC17) && defined(__cpp_lib_result_of_sfinae)
     using invoke_result_t = typename std::invoke_result_t<F, ArgTypes...>;
 #else
     using invoke_result_t = typename std::result_of<F(ArgTypes...)>::type;