From: Artur Bergman <sky@nanisky.com>
Date: Thu, 17 Apr 2003 17:31:52 +0000 (+0000)
Subject: Extreme Voodoo programming, by not pinching the SV if it is a
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=5e6160dc45a74849468013747b2649ba17c9faab;p=p5sagit%2Fp5-mst-13.2.git

Extreme Voodoo programming, by not pinching the SV if it is a
PADTMP it happily keeps it's value later on!

p4raw-id: //depot/perl@19254
---

diff --git a/sv.c b/sv.c
index 69cb3bc..6a4dcf1 100644
--- a/sv.c
+++ b/sv.c
@@ -9864,8 +9864,13 @@ Perl_rvpv_dup(pTHX_ SV *dstr, SV *sstr, CLONE_PARAMS* param)
 	    /* Special case - not normally malloced for some reason */
 	    if (SvREADONLY(sstr) && SvFAKE(sstr)) {
 		/* A "shared" PV - clone it as unshared string */
-		SvFAKE_off(dstr);
-		SvREADONLY_off(dstr);
+                if(!SvPADTMP(sstr)) {
+                    /* However, some of them live in the pad
+                       and they should not have these flags
+                       turned off */
+	            SvFAKE_off(dstr);
+	            SvREADONLY_off(dstr);
+                }
 		SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvCUR(sstr));
 	    }
 	    else {