if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
+ if (CvCONST(sv)) sv_catpv(d, "CONST,");
if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
break;