patch 8.2.2305: Vim9: "++var" and "--var" are silently accepted Commit: https://github.com/vim/vim/commit/b23279d7a2d28de5df942924b77cf23672fc684f Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jan 5 22:08:20 2021 +0100 patch 8.2.2305: Vim9: "++var" and "--var" are silently accepted Problem: Vim9: "++var" and "--var" are silently accepted. Solution: Give an error message.

/* if_tcl.c */
void vim_tcl_init(char *arg);
int tcl_enabled(int verbose);
void tcl_end(void);
void ex_tcl(exarg_T *eap);
void ex_tclfile(exarg_T *eap);
void ex_tcldo(exarg_T *eap);
void tcl_buffer_free(buf_T *buf);
void tcl_window_free(win_T *win);
/* vim: set ft=c : */