Use BOOST_HAS_PRAGMA_ONCE.

Remembering to first include config, so that it'll actually be defined. [SVN r86726]
2013-11-16 20:13:24 +00:00
parent 007ddb9a5a
commit ddab816ed7
14 changed files with 46 additions and 27 deletions
@@ -9,8 +9,9 @@
 #ifndef BOOST_UNORDERED_SET_HPP_INCLUDED
 #define BOOST_UNORDERED_SET_HPP_INCLUDED

-#if defined(_MSC_VER)
-# pragma once
+#include <boost/config.hpp>
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#pragma once
 #endif

 #include <boost/unordered/unordered_set.hpp>