add some support for traceanalysis plugins

[model-checker.git] / traceanalysis.h

diff --git a/traceanalysis.h b/traceanalysis.h
index 5c63cfd..46856d2 100644 (file)
--- a/traceanalysis.h
+++ b/traceanalysis.h
@@ -4,6 +4,6 @@
 
 class Trace_Analysis {
  public:
-       virtual void analyze(action_list_t *);
+       virtual void analyze(action_list_t *) = 0;
 };
 #endif