patch 8.1.2107: various memory leaks reported by asan Commit: https://github.com/vim/vim/commit/8617348e2110c2c8387ea448a6258f1effa8d249 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Oct 1 17:02:16 2019 +0200 patch 8.1.2107: various memory leaks reported by asan Problem: Various memory leaks reported by asan. Solution: Free the memory. (Ozaki Kiichi, closes https://github.com/vim/vim/issues/5003)

/* 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);