fixed small issue in one of the tests

src/examples/types_test.cpp

@@ -260,7 +260,7 @@ BOOST_AUTO_TEST_CASE(substitution_test)
 
 BOOST_AUTO_TEST_CASE(planstate_test)
 {
-  PlanState state{Predicate("p", "x", "y"), Predicate("q", "y"), Predicate("r")};
+  PlanState state({Predicate("p", "x", "y"), Predicate("q", "y"), Predicate("r")});
   PlanState state_(state), state__(state);
   PlanState state2(state);
   state__.remove(Predicate("p", "x", "y"));
@@ -280,7 +280,7 @@ BOOST_AUTO_TEST_CASE(planstate_test)
 
 BOOST_AUTO_TEST_CASE(goal_condition)
 {
-  PlanState state{Predicate("p", "x", "y"), Predicate("q", "y"), Predicate("r")};
+  PlanState state({Predicate("p", "x", "y"), Predicate("q", "y"), Predicate("r")});
   GoalCondition goal_condition1({Predicate("q", "y")}, {Predicate("p", "x", "y")});
   GoalCondition goal_condition2({Predicate("q", "y")}, {Predicate("q", "x")});
   GoalCondition goal_condition3({Predicate("r")}, {});

src/types.h

@@ -348,11 +348,12 @@ class PlanState : public Stringifiable,
       return std::make_shared<PlanState>(predicates);
     }
 
-    PlanState(std::initializer_list<Predicate> il={})
-      : predicates_(il), hash_cached_(false) {}
-
     PlanState(const Container& predicates)
       : predicates_(predicates), hash_cached_(false) {}
+    
+    template <typename InputIterator>
+    PlanState(InputIterator begin, InputIterator end) :
+      predicates_(begin, end) {}
 
     virtual std::string to_str() const override;
 
@@ -385,10 +386,6 @@ class PlanState : public Stringifiable,
       predicates_.erase(predicate);
     }
 
-    template <typename InputIterator>
-    PlanState(InputIterator begin, InputIterator end) :
-      predicates_(begin, end) {}
-
     CIter begin() const { return predicates_.begin(); }
 
     CIter end() const { return predicates_.end(); }