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Fix inherited property type check in ordinary object.[[Set]] (#4425)

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This patch fixes #4405.

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
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Robert Fancsik 2021-01-06 11:25:14 +01:00 committed by GitHub
parent 2ac3c08c14
commit cab266f21d
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 28 additions and 1 deletions
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3
jerry-core/ecma/operations/ecma-objects.c
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@ -1509,7 +1509,8 @@ ecma_op_object_put_with_receiver (ecma_object_t *object_p, /**< the object */
&property_ref,
ECMA_PROPERTY_GET_NO_OPTIONS);
if (inherited_property != ECMA_PROPERTY_TYPE_NOT_FOUND)
if (inherited_property != ECMA_PROPERTY_TYPE_NOT_FOUND
&& inherited_property != ECMA_PROPERTY_TYPE_NOT_FOUND_AND_STOP)
{
if (ECMA_PROPERTY_GET_TYPE (inherited_property) == ECMA_PROPERTY_TYPE_NAMEDACCESSOR)
{

26
tests/jerry/es.next/regression-test-issue-4405.js Normal file
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@ -0,0 +1,26 @@
// 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 arr = [1];
var ta = new Int8Array(arr);
Object.setPrototypeOf(arr, ta);
arr[1] = 2;
try {
ta = new Int8Array(arr);
assert(false);
} catch (e) {
assert(e instanceof TypeError);
}