From 1829d2df55e82e05d677614631db5d91f7682cba Mon Sep 17 00:00:00 2001 From: Robert Fancsik Date: Wed, 4 Dec 2019 15:38:50 +0100 Subject: [PATCH] Fix scanner_create_variables for empty destructuring patterns (#3417) This patch fixes #3383. JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu --- jerry-core/parser/js/js-scanner-util.c | 2 +- tests/jerry/es2015/regression-test-issue-3383.js | 15 +++++++++++++++ 2 files changed, 16 insertions(+), 1 deletion(-) create mode 100644 tests/jerry/es2015/regression-test-issue-3383.js diff --git a/jerry-core/parser/js/js-scanner-util.c b/jerry-core/parser/js/js-scanner-util.c index 8fc42b2d3..6b09dcaae 100644 --- a/jerry-core/parser/js/js-scanner-util.c +++ b/jerry-core/parser/js/js-scanner-util.c @@ -1774,7 +1774,7 @@ scanner_create_variables (parser_context_t *context_p, /**< context */ } else { - JERRY_ASSERT (context_p->scope_stack_p != NULL); + JERRY_ASSERT (context_p->scope_stack_p != NULL || context_p->scope_stack_size == 0); scope_stack_p = context_p->scope_stack_p; scope_stack_end_p = scope_stack_p + context_p->scope_stack_size; diff --git a/tests/jerry/es2015/regression-test-issue-3383.js b/tests/jerry/es2015/regression-test-issue-3383.js new file mode 100644 index 000000000..028d87611 --- /dev/null +++ b/tests/jerry/es2015/regression-test-issue-3383.js @@ -0,0 +1,15 @@ +// 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. + +assert (typeof Function('[]', 0) == "function");