Add missing release to ecma_op_container_foreach (#2912)

The result of the callback function was not freed
Fixes #2910

Co-authored-by: Tibor Dusnoki tdusnoki@inf.u-szeged.hu
JerryScript-DCO-1.0-Signed-off-by: Adam Szilagyi aszilagy@inf.u-szeged.hu

jerry-core/ecma/operations/ecma-container-object.c

@@ -548,6 +548,8 @@ ecma_op_container_foreach (ecma_value_t this_arg, /**< this argument */
       break;
     }
 
+    ecma_free_value (call_value);
+
     ecma_value_p = ecma_collection_iterator_next (ecma_value_p);
   }
 

tests/jerry/es2015/regression-test-issue-2910.js

@@ -0,0 +1,18 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+var map = new Map ; 
+for (var i = 0; i < 15 ; i ++ ) { map.set() } 
+map.forEach ( Number )