commit https://github.com/vim/vim/commit/a32095fc8fdf5fe3d487c86d9cc54adb1236731e Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 28 19:27:13 2016 +0200 patch 7.4.1670 Problem: Completion doesn't work well for a variable containing "#". Solution: Recognize the "#". (Watiko)

/* 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);