diff --git a/src/quickfix.c b/src/quickfix.c
index 7bfd488..45659a0 100644
--- a/src/quickfix.c
+++ b/src/quickfix.c
@@ -2808,6 +2808,41 @@
 }
 
 /*
+ * Move the cursor in the quickfix window to "lnum".
+ */
+    static void
+qf_win_goto(win_T *win, linenr_T lnum)
+{
+    win_T	*old_curwin = curwin;
+
+    curwin = win;
+    curbuf = win->w_buffer;
+    curwin->w_cursor.lnum = lnum;
+    curwin->w_cursor.col = 0;
+#ifdef FEAT_VIRTUALEDIT
+    curwin->w_cursor.coladd = 0;
+#endif
+    curwin->w_curswant = 0;
+    update_topline();		/* scroll to show the line */
+    redraw_later(VALID);
+    curwin->w_redr_status = TRUE;	/* update ruler */
+    curwin = old_curwin;
+    curbuf = curwin->w_buffer;
+}
+
+/*
+ * :cbottom command.
+ */
+    void
+ex_cbottom(exarg_T *eap UNUSED)
+{
+    win_T *win = qf_find_win(&ql_info);
+
+    if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count)
+	qf_win_goto(win, win->w_buffer->b_ml.ml_line_count);
+}
+
+/*
  * Return the number of the current entry (line number in the quickfix
  * window).
  */
@@ -2844,27 +2879,17 @@
 	    && qf_index <= win->w_buffer->b_ml.ml_line_count
 	    && old_qf_index != qf_index)
     {
-	win_T	*old_curwin = curwin;
-
-	curwin = win;
-	curbuf = win->w_buffer;
 	if (qf_index > old_qf_index)
 	{
-	    curwin->w_redraw_top = old_qf_index;
-	    curwin->w_redraw_bot = qf_index;
+	    win->w_redraw_top = old_qf_index;
+	    win->w_redraw_bot = qf_index;
 	}
 	else
 	{
-	    curwin->w_redraw_top = qf_index;
-	    curwin->w_redraw_bot = old_qf_index;
+	    win->w_redraw_top = qf_index;
+	    win->w_redraw_bot = old_qf_index;
 	}
-	curwin->w_cursor.lnum = qf_index;
-	curwin->w_cursor.col = 0;
-	update_topline();		/* scroll to show the line */
-	redraw_later(VALID);
-	curwin->w_redr_status = TRUE;	/* update ruler */
-	curwin = old_curwin;
-	curbuf = curwin->w_buffer;
+	qf_win_goto(win, qf_index);
     }
     return win != NULL;
 }