patch 8.2.4646: using buffer line after it has been freed Commit: https://github.com/vim/vim/commit/b55986c52d4cd88a22d0b0b0e8a79547ba13e1d5 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 29 13:24:58 2022 +0100 patch 8.2.4646: using buffer line after it has been freed Problem: Using buffer line after it has been freed in old regexp engine. Solution: After getting mark get the line again.

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}\")