commit https://github.com/vim/vim/commit/2ff8b64679242e73248774a388d54931c9ce49bd Author: Bram Moolenaar <Bram@vim.org> Date: Tue May 24 10:46:45 2016 +0200 patch 7.4.1833 Problem: Cannot use an Ex command for 'keywordprg'. Solution: Accept an Ex command. (Nelo-Thara Wallus)

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}\")