[Boost-commit] svn:boost r50655 - sandbox/thread_safe_signals/trunk/boost/signals2

Subject: [Boost-commit] svn:boost r50655 - sandbox/thread_safe_signals/trunk/boost/signals2
From: fmhess_at_[hidden]
Date: 2009-01-17 12:18:22

Author: fmhess
Date: 2009-01-17 12:18:22 EST (Sat, 17 Jan 2009)
New Revision: 50655
URL: http://svn.boost.org/trac/boost/changeset/50655

Log:
Optimized copying of deconstruct_deleter.

Text files modified: 
   sandbox/thread_safe_signals/trunk/boost/signals2/deconstruct.hpp |     6 ++++++                                  
   1 files changed, 6 insertions(+), 0 deletions(-)

Modified: sandbox/thread_safe_signals/trunk/boost/signals2/deconstruct.hpp
==============================================================================
--- sandbox/thread_safe_signals/trunk/boost/signals2/deconstruct.hpp	(original)
+++ sandbox/thread_safe_signals/trunk/boost/signals2/deconstruct.hpp	2009-01-17 12:18:22 EST (Sat, 17 Jan 2009)
@@ -69,6 +69,12 @@
     {
     }
 
+    // this copy constructor is an optimization: we don't need to copy the storage_ member,
+    // and shouldn't be copying anyways after initialized_ becomes true
+    deconstruct_deleter(const deconstruct_deleter &): initialized_( false )
+    {
+    }
+
     ~deconstruct_deleter()
     {
         destroy();