patch 8.2.0729: Vim9: When reloading a script variables are not cleared Commit: https://github.com/vim/vim/commit/89483d40438830fb9e74a5ec6c92d2470b05e4c2 Author: Bram Moolenaar <Bram@vim.org> Date: Sun May 10 15:24:44 2020 +0200 patch 8.2.0729: Vim9: When reloading a script variables are not cleared Problem: Vim9: When reloading a script variables are not cleared. Solution: When sourcing a script again clear all script-local variables.

/* 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);