patch 8.1.0747: map() with a bad expression doesn't give an error commit https://github.com/vim/vim/commit/ce9d50df07402cb8e196537a9c4505845adecabc Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jan 14 22:22:29 2019 +0100 patch 8.1.0747: map() with a bad expression doesn't give an error Problem: map() with a bad expression doesn't give an error. (Ingo Karkat) Solution: Check for giving an error message. (closes https://github.com/vim/vim/issues/3800)

/* version.c */
void init_longVersion(void);
int highest_patch(void);
int has_patch(int n);
void ex_version(exarg_T *eap);
void list_in_columns(char_u **items, int size, int current);
void list_version(void);
void maybe_intro_message(void);
void intro_message(int colon);
void ex_intro(exarg_T *eap);
/* vim: set ft=c : */