From c4d5c2c9e1b7fc50b7c8b0d6c261bfafc3da7f54 Mon Sep 17 00:00:00 2001 From: Zoltan Herczeg Date: Mon, 18 May 2020 13:15:16 +0200 Subject: [PATCH] There is no block info after invalid if-function construct. (#3755) Fixes #3713. JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com --- jerry-core/parser/js/js-parser-statm.c | 7 +++++-- tests/jerry/fail/regression-test-issue-3714.js | 18 ++++++++++++++++++ 2 files changed, 23 insertions(+), 2 deletions(-) create mode 100644 tests/jerry/fail/regression-test-issue-3714.js diff --git a/jerry-core/parser/js/js-parser-statm.c b/jerry-core/parser/js/js-parser-statm.c index 04ccbc93f..bcc35eda0 100644 --- a/jerry-core/parser/js/js-parser-statm.c +++ b/jerry-core/parser/js/js-parser-statm.c @@ -642,8 +642,11 @@ parser_parse_function_statement (parser_context_t *context_p) /**< context */ if (context_p->stack_top_uint8 == PARSER_STATEMENT_IF || context_p->stack_top_uint8 == PARSER_STATEMENT_ELSE) { - JERRY_ASSERT (context_p->next_scanner_info_p->source_p == context_p->source_p); - parser_push_block_context (context_p, true); + /* There must be a parser error later if this check fails. */ + if (context_p->next_scanner_info_p->source_p == context_p->source_p) + { + parser_push_block_context (context_p, true); + } } else if (context_p->stack_top_uint8 == PARSER_STATEMENT_LABEL) { diff --git a/tests/jerry/fail/regression-test-issue-3714.js b/tests/jerry/fail/regression-test-issue-3714.js new file mode 100644 index 000000000..8022eac8c --- /dev/null +++ b/tests/jerry/fail/regression-test-issue-3714.js @@ -0,0 +1,18 @@ +// 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 $() { + if ($) + function +}