1.1 --- a/lemon/concepts/graph_components.h	Wed Oct 17 22:56:43 2018 +0200
     1.2 +++ b/lemon/concepts/graph_components.h	Thu Nov 01 19:49:51 2018 +0100
     1.3 @@ -103,6 +103,7 @@
     1.4            _GraphItem i1;
     1.5            i1=INVALID;
     1.6            _GraphItem i2 = i1;
     1.7 +          ::lemon::ignore_unused_variable_warning(i2);
     1.8            _GraphItem i3 = INVALID;
     1.9  
    1.10            i1 = i2 = i3;
    1.11 @@ -734,6 +735,7 @@
    1.12            ++(++it1);
    1.13  
    1.14            Item bi = it1;
    1.15 +          ::lemon::ignore_unused_variable_warning(bi);
    1.16            bi = it2;
    1.17          }
    1.18          const GR& g;
    1.19 @@ -824,6 +826,7 @@
    1.20            ++it2 = it1;
    1.21            ++(++it1);
    1.22            Item e = it1;
    1.23 +          ::lemon::ignore_unused_variable_warning(e);
    1.24            e = it2;
    1.25          }
    1.26          const Base& node;