patch 8.2.4969: changing text in Visual mode may cause invalid memory access Commit: https://github.com/vim/vim/commit/7ce5b2b590256ce53d6af28c1d203fb3bc1d2d97 Author: Bram Moolenaar <Bram@vim.org> Date: Mon May 16 19:40:59 2022 +0100 patch 8.2.4969: changing text in Visual mode may cause invalid memory access Problem: Changing text in Visual mode may cause invalid memory access. Solution: Check the Visual position after making a change.

/* textformat.c */
int has_format_option(int x);
void internal_format(int textwidth, int second_indent, int flags, int format_only, int c);
void auto_format(int trailblank, int prev_line);
void check_auto_format(int);
int comp_textwidth(int ff);
void op_format(oparg_T *oap, int keep_cursor);
void op_formatexpr(oparg_T *oap);
int fex_format(linenr_T lnum, long count, int c);
void format_lines(linenr_T line_count, int avoid_fex);
/* vim: set ft=c : */