patch 8.2.0245: MSVC: error message if the auto directory already exists Commit: https://github.com/vim/vim/commit/5489eab34528ba31054bc7c99af120b07f543b78 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Feb 11 22:49:18 2020 +0100 patch 8.2.0245: MSVC: error message if the auto directory already exists Problem: MSVC: error message if the auto directory already exists. Solution: Add "if not exists". (Ken Takata, closes https://github.com/vim/vim/issues/5620)

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}\")