#
#
# patch "roster_delta.cc"
#  from [22e04290fd36ca9f51d5506d0fbb72990e1884a6]
#    to [a8bba8fe7ce5ac1b18b996a6501727065304a526]
#
============================================================
--- roster_delta.cc	22e04290fd36ca9f51d5506d0fbb72990e1884a6
+++ roster_delta.cc	a8bba8fe7ce5ac1b18b996a6501727065304a526
@@ -257,7 +257,7 @@ namespace
 
             case parallel::in_both:
               // maybe changed
-              if (!(i.left_data() == i.right_data()) ||
+              if (!(i.left_data() == i.right_data()) &&
                   !(*i.left_data() == *i.right_data()))
                 safe_insert(d.markings_changed, i.right_value());
               break;