$var.dsize = (int)PL_na;
T_DATUM_V
ckFilter($arg, filter_store_value, \"filter_store_value\");
- $var.dptr = SvPV($arg, PL_na);
- $var.dsize = (int)PL_na;
+ if (SvOK($arg)) {
+ $var.dptr = SvPV($arg, PL_na);
+ $var.dsize = (int)PL_na;
+ }
+ else {
+ $var.dptr = \"\";
+ $var.dsize = 0;
+ }
T_GDATUM
UNIMPLEMENTED
OUTPUT