patch 8.1.0293: checks for type of stack is cryptic commit https://github.com/vim/vim/commit/4d77c65a9e57e1d1a459c44411930c7a892835fd Author: Bram Moolenaar <Bram@vim.org> Date: Sat Aug 18 19:59:54 2018 +0200 patch 8.1.0293: checks for type of stack is cryptic Problem: Checks for type of stack is cryptic. Solution: Define IS_QF_STACK() and IS_LL_STACK(). (Yegappan Lakshmanan)

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}\")