patch 8.1.1968: crash when using nested map() Commit: https://github.com/vim/vim/commit/27da7de7c547dbf983ed7dd901ea59be4e7c9ab2 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Sep 3 17:13:37 2019 +0200 patch 8.1.1968: crash when using nested map() Problem: Crash when using nested map(). Solution: Clear the pointer in prepare_vimvar(). (Ozaki Kiichi, closes #4890, closes #4891)

/* indent.c */
int cin_is_cinword(char_u *line);
pos_T *find_start_comment(int ind_maxcomment);
int cindent_on(void);
void parse_cino(buf_T *buf);
int get_c_indent(void);
int get_expr_indent(void);
int in_cinkeys(int keytyped, int when, int line_is_empty);
int get_lisp_indent(void);
void do_c_expr_indent(void);
void fixthisline(int (*get_the_indent)(void));
void fix_indent(void);
/* vim: set ft=c : */