diff -up /home/petr/tmp/blefuj.cc\~ /home/petr/tmp/blefuj.cc
--- boost_1_46_0_beta1/libs/signals/src/named_slot_map.cpp~	2011-02-03 20:28:07.000000000 +0100
+++ boost_1_46_0_beta1/libs/signals/src/named_slot_map.cpp	2011-02-03 20:51:29.000000000 +0100
@@ -47669,7 +47669,7 @@ void named_slot_map::disconnect(const st
       i->first.disconnect();
       i = next;
     }
-    groups.erase(group);
+    groups.erase(const_group_iterator (group));
   }
 }
 
@@ -47692,7 +47692,7 @@ void named_slot_map::remove_disconnected
     }
 
     // Clear out empty groups
-    if (empty(g)) groups.erase(g++);
+    if (empty(g)) groups.erase(const_group_iterator (g++));
     else ++g;
   }
 }

Diff finished.  Thu Feb  3 20:51:41 2011