patch 8.2.1677: memory access errors when calling setloclist() in autocommand Commit: https://github.com/vim/vim/commit/4d170af0a9379da64d67dc3fa7cc7297956c6f52 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Sep 13 22:21:22 2020 +0200 patch 8.2.1677: memory access errors when calling setloclist() in autocommand Problem: Memory access errors when calling setloclist() in an autocommand. Solution: Give an error if the list was changed unexpectedly. (closes https://github.com/vim/vim/issues/6946)

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}\")