[Boost-commit] svn:boost r56701 - trunk/boost/spirit/home/support

Subject: [Boost-commit] svn:boost r56701 - trunk/boost/spirit/home/support
From: hartmut.kaiser_at_[hidden]
Date: 2009-10-10 10:41:50

Author: hkaiser
Date: 2009-10-10 10:41:49 EDT (Sat, 10 Oct 2009)
New Revision: 56701
URL: http://svn.boost.org/trac/boost/changeset/56701

Log:
Spirit: fixing re-initialization problem for optional attributes
Text files modified: 
   trunk/boost/spirit/home/support/attributes.hpp |     4 +++-                                    
   1 files changed, 3 insertions(+), 1 deletions(-)

Modified: trunk/boost/spirit/home/support/attributes.hpp
==============================================================================
--- trunk/boost/spirit/home/support/attributes.hpp	(original)
+++ trunk/boost/spirit/home/support/attributes.hpp	2009-10-10 10:41:49 EDT (Sat, 10 Oct 2009)
@@ -644,8 +644,10 @@
     {
         static void call(optional<T>& val)
         {
-            if (val)
+            if (val) {
                 clear(*val);
+                val = none_t();   // leave optional uninitialized
+            }
         }
     };