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Free scanner info even if for statement parsing is failed. (#3141)

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Fixes #3140.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2019-09-23 15:27:59 +02:00
committed by Dániel Bátyai
parent 5c7df1cb2d
commit f2013fcb1a
2 changed files with 25 additions and 0 deletions
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jerry-core/parser/js/js-parser-statm.c
+7
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@@ -1064,6 +1064,13 @@ parser_parse_for_statement_start (parser_context_t *context_p) /**< context */
if (context_p->next_scanner_info_p->source_p != context_p->source_p
|| ((scanner_for_info_t *) context_p->next_scanner_info_p)->end_location.source_p == NULL)
{
if (context_p->next_scanner_info_p->source_p == context_p->source_p)
{
/* Even though the scanning is failed, there might be valid statements
* inside the for statement which depend on scanner info blocks. */
scanner_release_next (context_p, sizeof (parser_for_statement_t));
}
/* The prescanner couldn't find the second semicolon or the closing paranthesis. */
lexer_next_token (context_p);
parser_parse_expression (context_p, PARSE_EXPR);