tweak for change#7173

[p5sagit/p5-mst-13.2.git] / sv.c

diff --git a/sv.c b/sv.c
index e7bd003..a2e6fbd 100644 (file)
--- a/sv.c
+++ b/sv.c
@@ -913,6 +913,10 @@ Perl_sv_upgrade(pTHX_ register SV *sv, U32 mt)
     MAGIC*     magic;
     HV*                stash;
 
+    if (mt != SVt_PV && SvREADONLY(sv) && SvFAKE(sv)) {
+       sv_force_normal(sv);
+    }
+
     if (SvTYPE(sv) == mt)
        return TRUE;