Fix 'Segmentation fault in re_get_value'

Related issue: #782

JerryScript-DCO-1.0-Signed-off-by: László Langó [email protected]

Author: LaszloLango

jerry-core/ecma/operations/ecma-regexp-object.cpp

@@ -1256,6 +1256,11 @@ ecma_regexp_exec_helper (ecma_value_t regexp_value, /**< RegExp object */
   re_compiled_code_t *bc_p = ECMA_GET_POINTER (re_compiled_code_t,
                                                bytecode_prop_p->u.internal_property.value);
 
+  if (bc_p == NULL)
+  {
+    return ecma_raise_type_error ("Incompatible type");
+  }
+
   ecma_string_t *input_string_p = ecma_get_string_from_value (input_string);
   lit_utf8_size_t input_string_size = ecma_string_get_size (input_string_p);
 

tests/jerry/regression-test-issue-782.js

@@ -0,0 +1,24 @@
+// Copyright 2016 Samsung Electronics Co., Ltd.
+// Copyright 2016 University of Szeged.
+//
+// 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.
+
+try
+{
+  String.prototype.search(RegExp.prototype);
+  assert (false);
+}
+catch (e)
+{
+  assert (e instanceof TypeError);
+}