Fix value release in ecma_builtin_regexp_dispatch_helper (#3702)

JerryScript-DCO-1.0-Signed-off-by: Adam Szilagyi aszilagy@inf.u-szeged.hu
2020-05-14 17:10:27 +02:00
parent aaf0442611
commit 95aa827635
2 changed files with 50 additions and 2 deletions
@@ -0,0 +1,32 @@
+// 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 obj = {
+  get source() {
+      return "Iam"
+  },
+  [Symbol.match]: true
+}
+
+var regexp = new RegExp(obj);
+assert(regexp.source === "Iam");
+
+Object.defineProperty(obj, 'flags', {'get' : function () {throw 42}});
+
+try {
+  new RegExp(obj);
+  assert(false);
+} catch (e) {
+  assert(e === 42);
+}