[Boost-commit] svn:boost r45355 - trunk/boost/asio/detail

From: chris_at_[hidden]
Date: 2008-05-14 08:17:26

Author: chris_kohlhoff
Date: 2008-05-14 08:17:26 EDT (Wed, 14 May 2008)
New Revision: 45355
URL: http://svn.boost.org/trac/boost/changeset/45355

Log:
Add check for empty heap when determining the minimum wait duration for a
timer queue.

Text files modified: 
   trunk/boost/asio/detail/timer_queue.hpp |     2 ++                                      
   1 files changed, 2 insertions(+), 0 deletions(-)

Modified: trunk/boost/asio/detail/timer_queue.hpp
==============================================================================
--- trunk/boost/asio/detail/timer_queue.hpp	(original)
+++ trunk/boost/asio/detail/timer_queue.hpp	2008-05-14 08:17:26 EDT (Wed, 14 May 2008)
@@ -102,6 +102,8 @@
   // Get the time for the timer that is earliest in the queue.
   virtual boost::posix_time::time_duration wait_duration() const
   {
+    if (heap_.empty())
+      return boost::posix_time::pos_infin;
     return Time_Traits::to_posix_duration(
         Time_Traits::subtract(heap_[0]->time_, Time_Traits::now()));
   }