[[HasOwnProperty]] should update the lex-env binding of argument objects (#3283)

This patch fixes #3271.

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik
2019-11-07 11:24:07 +01:00
committed by Zoltan Herczeg
parent 859954b330
commit f48f926a39
2 changed files with 44 additions and 1 deletions
+2 -1
View File
@@ -402,9 +402,10 @@ inline bool JERRY_ATTR_ALWAYS_INLINE
ecma_op_object_has_own_property (ecma_object_t *object_p, /**< the object */
ecma_string_t *property_name_p) /**< property name */
{
ecma_property_ref_t property_ref;
ecma_property_t property = ecma_op_object_get_own_property (object_p,
property_name_p,
NULL,
&property_ref,
ECMA_PROPERTY_GET_NO_OPTIONS);
return property != ECMA_PROPERTY_TYPE_NOT_FOUND && property != ECMA_PROPERTY_TYPE_NOT_FOUND_AND_STOP;
+42
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@@ -0,0 +1,42 @@
// 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.
function bar(a) {
assert(a[0] === 10);
a.hasOwnProperty(0);
assert(a[0] === 10);
}
function foo(a) {
assert(a === 20);
a = 10;
bar(arguments);
}
function barStrict(a) {
"use strict"
assert(a[0] === 20);
a.hasOwnProperty(0);
assert(a[0] === 20);
}
function fooStrict(a) {
"use strict"
assert(a === 20);
a = 10;
barStrict(arguments);
}
foo(20);
fooStrict(20);