patch 8.0.0663: unexpected error message only when 'verbose' is set commit https://github.com/vim/vim/commit/f8be461d0284110b321be748fea206d4169b98bb Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jun 23 20:52:40 2017 +0200 patch 8.0.0663: unexpected error message only when 'verbose' is set Problem: Giving an error message only when 'verbose' set is unexpected. Solution: Give a warning message instead.

/* 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);