commit https://github.com/vim/vim/commit/ab9c89b68dcbdb3fbda8c5a50dd90caca64f1bfd Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jul 3 17:47:26 2016 +0200 patch 7.4.1988 Problem: When updating viminfo with file marks there is no time order. Solution: Remember the time when a buffer was last used, store marks for the most recently used buffers.

--- a/src/buffer.c
+++ b/src/buffer.c
@@ -1619,6 +1619,9 @@ enter_buffer(buf_T *buf)
     if (!curbuf->b_help && curwin->w_p_spell && *curwin->w_s->b_p_spl != NUL)
 	(void)did_set_spelllang(curwin);
 #endif
+#ifdef FEAT_VIMINFO
+    curbuf->b_last_used = vim_time();
+#endif
 
     redraw_later(NOT_VALID);
 }