master cead0ea: Clarify Gnus Agent expiry quirks

[Lars Ingebrigtsen]

branch: master
commit cead0ea38e3e15a544f7374b2e831623bda37f1d
Author: Lars Ingebrigtsen <larsi@gnus.org>
Commit: Lars Ingebrigtsen <larsi@gnus.org>

    Clarify Gnus Agent expiry quirks
    
    * doc/misc/gnus.texi (Agent Expiry): Mention that the last article
    won't be expired (bug#46533).
---
 doc/misc/gnus.texi | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/doc/misc/gnus.texi b/doc/misc/gnus.texi
index 5a79cbc..fef066d 100644
--- a/doc/misc/gnus.texi
+++ b/doc/misc/gnus.texi
@@ -19357,6 +19357,9 @@ and dormant.  If @code{nil} (which is the default), 
only read articles
 are eligible for expiry, and unread, ticked and dormant articles will
 be kept indefinitely.
 
+The last (i.e., newest) article in a group will normally not be
+expired (due to internal book-keeping reasons).
+
 If you find that some articles eligible for expiry are never expired,
 perhaps some Gnus Agent files are corrupted.  There's are special
 commands, @code{gnus-agent-regenerate} and