Core/Utilities: Fix build in some versions of Ubuntu / GCC

Closes #16125
2016-01-03 20:39:13 +00:00
parent 0c61cfd8ee
commit ff9c999334
1 changed files with 3 additions and 3 deletions
@@ -92,12 +92,12 @@ namespace Trinity
         * Select a random element from a container where each element has a different chance to be selected.
         *
         * @param container Container to select an element from
-         * @param weightExtractor Function retrieving chance of each element in container
+         * @param weightExtractor Function retrieving chance of each element in container, expected to take an element of the container and returning a double
         *
         * Note: container cannot be empty
         */
-        template <class C>
-        typename C::const_iterator SelectRandomWeightedContainerElement(C const& container, std::function<double(typename C::value_type const&)> const& weightExtractor)
+        template <class C, class Fn>
+        typename C::const_iterator SelectRandomWeightedContainerElement(C const& container, Fn weightExtractor)
        {
            std::vector<double> weights;
            weights.reserve(container.size());