patch 8.2.0833: mapping <C-bslash> doesn't work in the GUI Commit: https://github.com/vim/vim/commit/ca5bc746073b6fd4b7651bc02f7a18b1b43bd4ca Author: Bram Moolenaar <Bram@vim.org> Date: Wed May 27 22:08:34 2020 +0200 patch 8.2.0833: mapping <C-bslash> doesn't work in the GUI Problem: Mapping <C-bslash> doesn't work in the GUI. Solution: Reset seenModifyOtherKeys when starting the GUI. (closes https://github.com/vim/vim/issues/6150)

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}\")