From 19e68ee05092ea3d107904a3d2b38a94494c62f5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ion=20Gazta=C3=B1aga?= <igaztanaga@gmail.com>
Date: Tue, 4 Jan 2022 16:44:07 +0100
Subject: [PATCH] Check Boost.Move's BOOST_MOVE_CONTIGUOUS_ITERATOR_TAG before
 using contiguous_iterator_tag

---
 include/boost/container/vector.hpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/boost/container/vector.hpp b/include/boost/container/vector.hpp
index a7e538d..a9821cb 100644
--- a/include/boost/container/vector.hpp
+++ b/include/boost/container/vector.hpp
@@ -82,7 +82,9 @@ class vec_iterator
 {
    public:
    typedef std::random_access_iterator_tag                                          iterator_category;
+   #ifdef BOOST_MOVE_CONTIGUOUS_ITERATOR_TAG
    typedef std::contiguous_iterator_tag                                             iterator_concept;
+   #endif
    typedef typename boost::intrusive::pointer_traits<Pointer>::element_type         value_type;
 
    //Defining element_type to make libstdc++'s std::pointer_traits well-formed leads to ambiguity