commit https://github.com/vim/vim/commit/55952d4dd490bb2f63bda5d7f6d8fb69f58c333c Author: Bram Moolenaar <Bram@vim.org> Date: Sat Nov 5 14:58:34 2016 +0100 patch 8.0.0063 Problem: Compiler warning for comparing with unsigned. (Zoltan Arpadffy) Solution: Change <= to ==.

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}\")