patch 8.2.1391: Vim9: no error for shadowing a script function Commit: https://github.com/vim/vim/commit/fa211f3c6d27cf962b28f10e3c18b12dde4d20c3 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Aug 7 22:00:26 2020 +0200 patch 8.2.1391: Vim9: no error for shadowing a script function Problem: Vim9: no error for shadowing a script function. Solution: Check for already defined items. (closes https://github.com/vim/vim/issues/6652)

/* vi:set ts=8 sts=4 sw=4 noet:
 *
 * VIM - Vi IMproved	by Bram Moolenaar
 *
 * Do ":help uganda"  in Vim to read copying and usage conditions.
 * Do ":help credits" in Vim to see a list of people who contributed.
 */

#ifdef __QNXNTO__
# include <sys/procmgr.h>
#endif

#define	USE_TMPNAM

#define POSIX	    // Used by pty.c

#if defined(FEAT_GUI_PHOTON)
extern int is_photon_available;
#endif