Memory.h: extern keyword was missing causing issues on Clang
@@ -76,7 +76,7 @@ extern FIFO belief_events;
//Registered perations
extern Operation operations[OPERATIONS_MAX];
//Priority threshold for printing derivations
-double PRINT_EVENTS_PRIORITY_THRESHOLD;
+extern double PRINT_EVENTS_PRIORITY_THRESHOLD;
//Methods//
//-------//
