patch 8.2.1687: Vim9: out of bounds error Commit: https://github.com/vim/vim/commit/9b123d859053ad1fb91d38334726b9f24da39930 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Sep 14 22:39:11 2020 +0200 patch 8.2.1687: Vim9: out of bounds error Problem: Vim9: out of bounds error. Solution: Check that cmdidx is not negative.

/* auto/if_perl.c */
int perl_enabled(int verbose);
void perl_end(void);
void msg_split(char_u *s, int attr);
void perl_win_free(win_T *wp);
void perl_buf_free(buf_T *bp);
void ex_perl(exarg_T *eap);
void do_perleval(char_u *str, typval_T *rettv);
void ex_perldo(exarg_T *eap);