patch 8.1.0740: Tcl test fails commit https://github.com/vim/vim/commit/8309b0559da6e9a581a7816572594c90c2d7f942 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 13 16:46:22 2019 +0100 patch 8.1.0740: Tcl test fails Problem: Tcl test fails. Solution: When the argument is empty don't give an error, instead rely on the error reporting higher up.

TYPEMAP
VIWIN	T_VIOBJNOMUNGE
VIBUF	T_VIOBJNOMUNGE

INPUT
T_VIOBJNOMUNGE
	if (sv_isa($arg, \"${ntype}\")) {
	    IV tmp = SvIV((SV*)SvRV($arg));
	    $var = INT2PTR($type, tmp);
	    if (!tmp)
		croak(\"$ntype no longer exists\");
	}
	else
	    croak(\"$var is not of type ${ntype}\")