1 files changed, 49 insertions, 0 deletions
diff --git a/dev-libs/boost/files/boost-1.72.0-revert-cease-dependence-on-range.patch b/dev-libs/boost/files/boost-1.72.0-revert-cease-dependence-on-range.patch
new file mode 100644
index 000000000000..a6002074ab93
--- /dev/null
+++ b/dev-libs/boost/files/boost-1.72.0-revert-cease-dependence-on-range.patch
@@ -0,0 +1,49 @@
+From 436e1dbe6fcd31523d261d18ad011392f1d6fbbc Mon Sep 17 00:00:00 2001
+From: Oliver Kowalke <oliver.kowalke@gmail.com>
+Date: Sun, 1 Dec 2019 20:40:28 +0100
+Subject: [PATCH] Revert "Cease dependence on Range"
+
+This reverts commit 0c556bb59241e682bbcd3f572815149c5a9b17db.
+
+see #44 (One test fails to compile after boostorg/coroutine submodule updated)
+---
+ boost/coroutine/asymmetric_coroutine.hpp | 12 +++---------
+ 1 file changed, 3 insertions(+), 9 deletions(-)
+
+diff --git a/boost/coroutine/asymmetric_coroutine.hpp b/boost/coroutine/asymmetric_coroutine.hpp
+index ea96981..640896f 100644
+--- a/boost/coroutine/asymmetric_coroutine.hpp
++++ b/boost/coroutine/asymmetric_coroutine.hpp
+@@ -14,6 +14,7 @@
+ #include <boost/assert.hpp>
+ #include <boost/config.hpp>
+ #include <boost/move/move.hpp>
++#include <boost/range.hpp>
+ #include <boost/throw_exception.hpp>
+ #include <boost/utility/explicit_operator_bool.hpp>
+ 
+@@ -2354,19 +2355,12 @@ end( push_coroutine< R > & c)
+ 
+ }
+ 
+-// forward declaration of Boost.Range traits to break dependency on it
+-template<typename C, typename Enabler>
+-struct range_mutable_iterator;
+-
+-template<typename C, typename Enabler>
+-struct range_const_iterator;
+-
+ template< typename Arg >
+-struct range_mutable_iterator< coroutines::push_coroutine< Arg >, void >
++struct range_mutable_iterator< coroutines::push_coroutine< Arg > >
+ { typedef typename coroutines::push_coroutine< Arg >::iterator type; };
+ 
+ template< typename R >
+-struct range_mutable_iterator< coroutines::pull_coroutine< R >, void >
++struct range_mutable_iterator< coroutines::pull_coroutine< R > >
+ { typedef typename coroutines::pull_coroutine< R >::iterator type; };
+ 
+ }
+-- 
+2.24.1
+