patch 8.2.2465: using freed memory in :psearch Commit: https://github.com/vim/vim/commit/92bb83e41ca42d0d00d21753810d92485c808a50 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Feb 3 23:04:46 2021 +0100 patch 8.2.2465: using freed memory in :psearch Problem: Using freed memory in :psearch. (houyunsong) Solution: Check the current window is still valid. Fix flaky test.

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}\")