improve TORRENT_RVO feature detection

arvidn · Aug 27, 2023 · 3a44a5a · 3a44a5a
1 parent 7208996
commit 3a44a5a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/include/libtorrent/config.hpp b/include/libtorrent/config.hpp
@@ -616,7 +616,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #define __has_builtin(x) 0 // for non-clang compilers
 #endif
 
-#if __cplusplus >= 202002L
+#ifdef __cpp_guaranteed_copy_elision
 #define TORRENT_RVO(x) x
 #else
 #define TORRENT_RVO(x) std::move(x)