patch 8.1.0802: negative index doesn't work for Blob commit https://github.com/vim/vim/commit/a5be9b62480a6f338a72c01e57c9edd0bca8048b Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jan 24 12:31:44 2019 +0100 patch 8.1.0802: negative index doesn't work for Blob Problem: Negative index doesn't work for Blob. Solution: Make it work, add a test. (closes https://github.com/vim/vim/issues/3856)

/* gui_xmdlg.c */
char_u *gui_xm_select_font(char_u *current);
/* vim: set ft=c : */