X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=folly%2FPoly.h;h=6acac6826461223af938f2432d38bddc368122e9;hb=0d13183a2c02539d216e6f16f8b27a8ffb359190;hp=218fbd8950e9924ce3f6a1e926c43c9cf993f865;hpb=18882128de06bfc10b7137877f70f63d957db313;p=folly.git

diff --git a/folly/Poly.h b/folly/Poly.h
index 218fbd89..6acac682 100644
--- a/folly/Poly.h
+++ b/folly/Poly.h
@@ -25,6 +25,10 @@
 
 #pragma once
 
+#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ < 5
+#error Folly.Poly requires gcc-5 or greater
+#endif
+
 #include <cassert>
 #include <new>
 #include <type_traits>