From: Nicholas Clark <nick@ccl4.org>
Date: Mon, 15 Sep 2008 22:53:27 +0000 (+0000)
Subject: SEGV in readline with $/ set to a reference, discovered by theorbtwo.
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=82f1394b024fd21f3ac9c659afa5262af361e44b;p=p5sagit%2Fp5-mst-13.2.git

SEGV in readline with $/ set to a reference, discovered by theorbtwo.
The bug turns out to have been introduced in 2003, with change 18580.

p4raw-id: //depot/perl@34371
---

diff --git a/sv.c b/sv.c
index 6089a00..e39a2c9 100644
--- a/sv.c
+++ b/sv.c
@@ -6704,7 +6704,7 @@ Perl_sv_gets(pTHX_ register SV *const sv, register PerlIO *const fp, I32 append)
 #endif
       if (bytesread < 0)
 	  bytesread = 0;
-      SvCUR_set(sv, bytesread += append);
+      SvCUR_set(sv, bytesread + append);
       buffer[bytesread] = '\0';
       goto return_string_or_null;
     }