Fix memory leak in terrain filter matching

wesnoth · May 24, 2018 · 57fd9cc · 57fd9cc
1 parent 60c93cf
commit 57fd9cc
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/terrain/filter.cpp b/src/terrain/filter.cpp
@@ -335,7 +335,8 @@ bool terrain_filter::match_internal(const map_location& loc, const unit* ref_uni
 				callable.add("teleport_unit", wfl::variant(ref));
 				// It's not destroyed upon scope exit because the variant holds a reference
 			}
-			const wfl::formula form(cfg_["formula"], new wfl::gamestate_function_symbol_table);
+			wfl::gamestate_function_symbol_table symbols;
+			const wfl::formula form(cfg_["formula"], &symbols);
 			if(!form.evaluate(callable).as_bool()) {
 				return false;
 			}