From 03e950083dc01f972775119ee3935c21ee0fc60b Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@pdimov.com>
Date: Wed, 31 May 2017 09:24:02 +0300
Subject: [PATCH] g++ 4.7 doesn't have is_trivially_destructible

---
 test/mp_any.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/test/mp_any.cpp b/test/mp_any.cpp
index 6239bb2..4e236d7 100644
--- a/test/mp_any.cpp
+++ b/test/mp_any.cpp
@@ -20,7 +20,11 @@ template<class... T> using check2 = mp_any<mp_any<std::is_nothrow_copy_construct
 template<class... T> using check3 = mp_any<mp_all<std::is_nothrow_copy_constructible<T>...>, std::is_nothrow_default_constructible<T>...>;
 
 template<bool is_trivially_destructible, bool is_single_buffered, class... T> struct variant_base_impl {};
+#if BOOST_WORKAROUND( BOOST_GCC, < 40800 )
+template<class... T> using variant_base = variant_base_impl<mp_all<std::is_nothrow_destructible<T>...>::value, mp_any<mp_all<std::is_nothrow_move_constructible<T>...>, std::is_nothrow_default_constructible<T>...>::value, T...>;
+#else
 template<class... T> using variant_base = variant_base_impl<mp_all<std::is_trivially_destructible<T>...>::value, mp_any<mp_all<std::is_nothrow_move_constructible<T>...>, std::is_nothrow_default_constructible<T>...>::value, T...>;
+#endif
 
 int main()
 {