Ticket #13121: boost_1_64_0-asio.patch

boost/asio/detail/fenced_block.hpp

@@ -20 +20 @@
 #if !defined(BOOST_ASIO_HAS_THREADS) \
   || defined(BOOST_ASIO_DISABLE_FENCED_BLOCK)
 # include <boost/asio/detail/null_fenced_block.hpp>
-#elif defined(BOOST_ASIO_HAS_STD_ATOMIC)
+#elif defined(BOOST_ASIO_HAS_STD_ATOMIC) && (!defined(__GNUC__) || (__GNUC__*100 + __GNUC_MINOR__ > 406))
 # include <boost/asio/detail/std_fenced_block.hpp>
 #elif defined(__MACH__) && defined(__APPLE__)
 # include <boost/asio/detail/macos_fenced_block.hpp>
@@ -51 +51 @@
 #if !defined(BOOST_ASIO_HAS_THREADS) \
   || defined(BOOST_ASIO_DISABLE_FENCED_BLOCK)
 typedef null_fenced_block fenced_block;
-#elif defined(BOOST_ASIO_HAS_STD_ATOMIC)
+#elif defined(BOOST_ASIO_HAS_STD_ATOMIC) && (!defined(__GNUC__) || (__GNUC__*100 + __GNUC_MINOR__ > 406))
 typedef std_fenced_block fenced_block;
 #elif defined(__MACH__) && defined(__APPLE__)
 typedef macos_fenced_block fenced_block;