Add has_properties_to_check

Author: peterschrammel

src/goto-checker/properties.cpp

@@ -232,3 +232,18 @@ resultt determine_result(const propertiest &properties)
   }
   return static_cast<resultt>(result);
 }
+
+/// Returns true if there as a property with NOT_CHECKED or UNKNOWN status.
+bool has_properties_to_check(const propertiest &properties)
+{
+  for(const auto &property_pair : properties)
+  {
+    if(
+      property_pair.second.status == property_statust::NOT_CHECKED ||
+      property_pair.second.status == property_statust::UNKNOWN)
+    {
+      return true;
+    }
+  }
+  return false;
+}

src/goto-checker/properties.h

@@ -94,4 +94,6 @@ property_resultt &operator|=(property_resultt &, property_resultt const &);
 property_resultt &operator&=(property_resultt &, property_resultt const &);
 resultt determine_result(const propertiest &properties);
 
+bool has_properties_to_check(const propertiest &properties);
+
 #endif // CPROVER_GOTO_CHECKER_PROPERTIES_H