[Boost-commit] svn:boost r68382 - trunk/boost/chrono

Subject: [Boost-commit] svn:boost r68382 - trunk/boost/chrono
From: vicente.botet_at_[hidden]
Date: 2011-01-23 09:57:37

Author: viboes
Date: 2011-01-23 09:57:37 EST (Sun, 23 Jan 2011)
New Revision: 68382
URL: http://svn.boost.org/trac/boost/changeset/68382

Log:
Boost.Chrono: Try to solve some msvc9.0 issues related to enable_if on duration overloading

Text files modified: 
   trunk/boost/chrono/duration.hpp |     8 ++++++++                                
   1 files changed, 8 insertions(+), 0 deletions(-)

Modified: trunk/boost/chrono/duration.hpp
==============================================================================
--- trunk/boost/chrono/duration.hpp	(original)
+++ trunk/boost/chrono/duration.hpp	2011-01-23 09:57:37 EST (Sun, 23 Jan 2011)
@@ -695,7 +695,15 @@
         bool operator()(const LhsDuration& lhs, const RhsDuration& rhs)
         {
             typedef typename common_type<LhsDuration, RhsDuration>::type CD;
+#if defined(BOOST_MSVC) && (BOOST_MSVC == 1500)
+            // trying to simplify expression so enable_if is not used (Pb. with MSVC.9.0)
+            return
+                chrono::detail::duration_cast<LhsDuration, CD>()(lhs).count()
+            <
+                chrono::detail::duration_cast<RhsDuration, CD>()(rhs).count();
+#else
             return CD(lhs).count() < CD(rhs).count();
+#endif            
         }
     };