commit https://github.com/vim/vim/commit/7a5c46a9df7ef01a4f6a620861c35400d5ad28d9 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Mar 16 20:41:21 2016 +0100 patch 7.4.1580 Problem: Crash when using function reference. (Luchr) Solution: Set initial refcount. (Ken Takata, closes https://github.com/vim/vim/issues/690)

/* popupmnu.c */
void pum_display(pumitem_T *array, int size, int selected);
void pum_redraw(void);
void pum_undisplay(void);
void pum_clear(void);
int pum_visible(void);
int pum_get_height(void);
/* vim: set ft=c : */