1.1 --- a/lemon/concepts/heap.h Sun Feb 22 09:52:44 2009 +0000
1.2 +++ b/lemon/concepts/heap.h Mon Feb 23 11:58:39 2009 +0100
1.3 @@ -24,6 +24,7 @@
1.4 #define LEMON_CONCEPT_HEAP_H
1.5
1.6 #include <lemon/core.h>
1.7 +#include <lemon/concept_check.h>
1.8
1.9 namespace lemon {
1.10