mark as const a method that is pure

[simgrid.git] / src / surf / trace_mgr.hpp

diff --git a/src/surf/trace_mgr.hpp b/src/surf/trace_mgr.hpp
index d6c6797..ee06f3b 100644 (file)
--- a/src/surf/trace_mgr.hpp
+++ b/src/surf/trace_mgr.hpp
@@ -103,7 +103,7 @@ XBT_PUBLIC_CLASS future_evt_set {
 public:
   future_evt_set();
   virtual ~future_evt_set();
-  double next_date();
+  double next_date() const;
   tmgr_trace_iterator_t pop_leq(double date, double *value, simgrid::surf::Resource** resource);
   tmgr_trace_iterator_t add_trace(tmgr_trace_t trace, double start_time, simgrid::surf::Resource *resource);