patch 8.1.0515: reloading a script gives errors for existing functions commit https://github.com/vim/vim/commit/ded5f1bed7ff2d138b3ee0f9610d17290b62692d Author: Bram Moolenaar <Bram@vim.org> Date: Sat Nov 10 17:33:29 2018 +0100 patch 8.1.0515: reloading a script gives errors for existing functions Problem: Reloading a script gives errors for existing functions. Solution: Allow redefining a function once when reloading a script.

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}\")