diff options
| -rw-r--r-- | src/buffer.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/buffer.c b/src/buffer.c index 8041e3abce5..50db471ae12 100644 --- a/src/buffer.c +++ b/src/buffer.c @@ -2192,6 +2192,9 @@ DEFUN ("buffer-swap-text", Fbuffer_swap_text, Sbuffer_swap_text, CHECK_BUFFER (buffer); other_buffer = XBUFFER (buffer); + if (NILP (other_buffer->name)) + error ("Cannot swap a dead buffer's text"); + /* Actually, it probably works just fine. * if (other_buffer == current_buffer) * error ("Cannot swap a buffer's text with itself"); */ |