HV *			T_HVREF
AV *			T_AVREF

INPUT
T_HVREF
	STMT_START {
		SV* const xsub_tmp_sv = $arg;
		SvGETMAGIC(xsub_tmp_sv);
		if (SvROK(xsub_tmp_sv) && SvTYPE(SvRV(xsub_tmp_sv)) == SVt_PVHV){
		    $var = (HV*)SvRV(xsub_tmp_sv);
		}
		else{
		    Perl_croak_nocontext( \"%s: %s is not a HASH reference\",
				${$ALIAS?\q[GvNAME(CvGV(cv))]:\qq[\"$pname\"]},
				\"$var\");
		}
	} STMT_END

T_AVREF
	STMT_START {
		SV* const xsub_tmp_sv = $arg;
		SvGETMAGIC(xsub_tmp_sv);
		if (SvROK(xsub_tmp_sv) && SvTYPE(SvRV(xsub_tmp_sv)) == SVt_PVAV){
		    $var = (AV*)SvRV(xsub_tmp_sv);
		}
		else{
		    Perl_croak_nocontext( \"%s: %s is not an ARRAY reference\",
				${$ALIAS?\q[GvNAME(CvGV(cv))]:\qq[\"$pname\"]},
				\"$var\");
		}
	} STMT_END