From: Gurusamy Sarathy <gsar@cpan.org>
Date: Tue, 7 Mar 2000 10:58:17 +0000 (+0000)
Subject: avoid coredump on C<printf "%vd">
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=9c3dd3fe0ef5ca1dd7e835adfcf5e21c1099e72a;p=p5sagit%2Fp5-mst-13.2.git

avoid coredump on C<printf "%vd">

p4raw-id: //depot/perl@5596
---

diff --git a/sv.c b/sv.c
index 8a86a92..f062bbb 100644
--- a/sv.c
+++ b/sv.c
@@ -5809,6 +5809,8 @@ Perl_sv_vcatpvfn(pTHX_ SV *sv, const char *pat, STRLEN patlen, va_list *args, SV
 		    vecsv = va_arg(*args, SV*);
 		else if (svix < svmax)
 		    vecsv = svargs[svix++];
+		else
+		    continue;
 		dotstr = SvPVx(vecsv,dotstrlen);
 		if (DO_UTF8(vecsv))
 		    is_utf = TRUE;
@@ -5821,6 +5823,11 @@ Perl_sv_vcatpvfn(pTHX_ SV *sv, const char *pat, STRLEN patlen, va_list *args, SV
 		    vecsv = va_arg(*args, SV*);
 		else if (svix < svmax)
 		    vecsv = svargs[svix++];
+		else {
+		    vecstr = "";
+		    veclen = 0;
+		    continue;
+		}
 		vecstr = (U8*)SvPVx(vecsv,veclen);
 		utf = DO_UTF8(vecsv);
 		continue;