patch 9.0.1435: scrolling too many lines when 'wrap' and 'diff' are set Commit: https://github.com/vim/vim/commit/38d867f041349e1400c2cce9cac06f59ae6ccbb1 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Apr 1 19:54:40 2023 +0100 patch 9.0.1435: scrolling too many lines when 'wrap' and 'diff' are set Problem: Scrolling too many lines when 'wrap' and 'diff' are set. Solution: Only scroll by screenlines for 'diff' when 'wrap' is not set. (closes #12211)

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}\")