From 767fa96c078de01438194fa8e46aa936cd037836 Mon Sep 17 00:00:00 2001
From: Determinant <ted.sybil@gmail.com>
Date: Sat, 3 Feb 2018 20:31:00 -0500
Subject: ...

---
 promise.hpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'promise.hpp')

diff --git a/promise.hpp b/promise.hpp
index 1173e87..ae77c43 100644
--- a/promise.hpp
+++ b/promise.hpp
@@ -29,6 +29,7 @@
 #include <functional>
 #include <type_traits>
 
+#if __cplusplus >= 201703L
 #ifdef __has_include
 #   if __has_include(<any>)
 #       include <any>
@@ -37,6 +38,7 @@
 #       endif
 #   endif
 #endif
+#endif
 
 #ifndef _CPPROMISE_STD_ANY
 #include <boost/any.hpp>
-- 
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