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Fix for-of block context creation for empty destructuring pattern (#3492)

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This patch fixes #3421.

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
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Robert Fancsik 2020-01-08 14:55:02 +01:00 committed by GitHub
parent aedd55b1f8
commit dc3de8d8ae
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 21 additions and 2 deletions
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4
jerry-core/parser/js/js-parser-statm.c
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@ -1189,12 +1189,12 @@ parser_parse_for_statement_start (parser_context_t *context_p) /**< context */
else
{
token_type = LEXER_KEYW_LET;
has_context = true;
has_context = (context_p->next_scanner_info_p->source_p == context_p->source_p);
scanner_get_location (&start_location, context_p);
}
}
if (has_context && (context_p->next_scanner_info_p->source_p == context_p->source_p))
if (has_context)
{
has_context = parser_push_block_context (context_p, true);
}

19
tests/jerry/es2015/regression-test-issue-3421.js Normal file
View File

@ -0,0 +1,19 @@
// 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.
// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
for (let [] of [[],[]]);