(decode_mode_spec): In the `L' case,

remove a buffer from base_line_pos if window has switched buffers.

diff --git a/src/xdisp.c b/src/xdisp.c
index c150277ac3d8f4a30d0ca1c836f0a9a6b9e94753..dc1148ecbaf1a4c023eaea47231eb2829db12e69 100644 (file)
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -3759,6 +3759,9 @@ decode_mode_spec (w, c, spec_width, maxwidth)
           don't forget that too fast.  */
        if (EQ (w->base_line_pos, w->buffer))
          goto no_value;
+       /* But do forget it, if the window shows a different buffer now.  */
+       else if (BUFFERP (w->base_line_pos))
+         w->base_line_pos = Qnil;
 
        /* If the buffer is very big, don't waste time.  */
        if (BUF_ZV (b) - BUF_BEGV (b) > line_number_display_limit)