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-rw-r--r--toke.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/toke.c b/toke.c
index c7534a6d63..7181fee56e 100644
--- a/toke.c
+++ b/toke.c
@@ -49,6 +49,8 @@
#define PL_pending_ident (PL_parser->pending_ident)
#define PL_preambled (PL_parser->preambled)
#define PL_sublex_info (PL_parser->sublex_info)
+#define PL_linestr (PL_parser->linestr)
+
#ifdef PERL_MAD
# define PL_endwhite (PL_parser->endwhite)
@@ -676,7 +678,6 @@ Perl_lex_start(pTHX_ SV *line)
SAVEPPTR(PL_last_lop);
SAVEPPTR(PL_last_uni);
SAVEPPTR(PL_linestart);
- SAVESPTR(PL_linestr);
SAVEDESTRUCTOR_X(restore_rsfp, PL_rsfp);
SAVEI8(PL_expect);
@@ -695,22 +696,20 @@ Perl_lex_start(pTHX_ SV *line)
} else {
len = 0;
}
+
if (!len) {
- PL_linestr = newSVpvs("\n;");
+ parser->linestr = newSVpvs("\n;");
} else if (SvREADONLY(line) || s[len-1] != ';') {
- PL_linestr = newSVsv(line);
+ parser->linestr = newSVsv(line);
if (s[len-1] != ';')
- sv_catpvs(PL_linestr, "\n;");
+ sv_catpvs(parser->linestr, "\n;");
} else {
SvTEMP_off(line);
SvREFCNT_inc_simple_void_NN(line);
- PL_linestr = line;
+ parser->linestr = line;
}
- /* PL_linestr needs to survive until end of scope, not just the next
- FREETMPS. See changes 17505 and 17546 which fixed the symptoms only. */
- SAVEFREESV(PL_linestr);
- PL_oldoldbufptr = PL_oldbufptr = PL_bufptr = PL_linestart = SvPVX(PL_linestr);
- PL_bufend = PL_bufptr + SvCUR(PL_linestr);
+ PL_oldoldbufptr = PL_oldbufptr = PL_bufptr = PL_linestart = SvPVX(parser->linestr);
+ PL_bufend = PL_bufptr + SvCUR(parser->linestr);
PL_last_lop = PL_last_uni = NULL;
PL_rsfp = 0;
}
@@ -721,6 +720,8 @@ Perl_lex_start(pTHX_ SV *line)
void
Perl_parser_free(pTHX_ const yy_parser *parser)
{
+ SvREFCNT_dec(parser->linestr);
+
Safefree(parser->stack);
Safefree(parser->lex_brackstack);
Safefree(parser->lex_casestack);