patch 8.0.0300: cannot stop diffing hidden buffers commit https://github.com/vim/vim/commit/25ea0544587dd45088512fec9d7a685e35fea679 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Feb 3 23:16:28 2017 +0100 patch 8.0.0300: cannot stop diffing hidden buffers Problem: Cannot stop diffing hidden buffers. (Daniel Hahler) Solution: When using :diffoff! make the whole list if diffed buffers empty. (closes #736)

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}\")