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Fix keyword parsing after use strict. (#3740)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2020-05-15 22:32:04 +02:00
committed by GitHub
parent 4aa27371b6
commit bd1c4df9a6
3 changed files with 133 additions and 21 deletions
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jerry-core/parser/js/js-scanner-ops.c
+8 -2
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@@ -539,15 +539,22 @@ scanner_check_directives (parser_context_t *context_p, /**< context */
{
bool is_use_strict = false;
if (lexer_string_is_use_strict (context_p))
if (lexer_string_is_use_strict (context_p)
&& !(context_p->status_flags & PARSER_IS_STRICT))
{
is_use_strict = true;
context_p->status_flags |= PARSER_IS_STRICT;
}
lexer_next_token (context_p);
if (!lexer_string_is_directive (context_p))
{
if (is_use_strict)
{
context_p->status_flags &= (uint32_t) ~PARSER_IS_STRICT;
}
/* The string is part of an expression statement. */
scanner_context_p->mode = SCAN_MODE_POST_PRIMARY_EXPRESSION;
break;
@@ -555,7 +562,6 @@ scanner_check_directives (parser_context_t *context_p, /**< context */
if (is_use_strict)
{
context_p->status_flags |= PARSER_IS_STRICT;
scanner_context_p->active_literal_pool_p->status_flags |= SCANNER_LITERAL_POOL_IS_STRICT;
}