From 72fa722146912781230c54d7282bf7c1147e0455 Mon Sep 17 00:00:00 2001
From: "Eric W. Biederman" <ebiederm@xmission.com>
Date: Wed, 1 Aug 2018 11:43:44 -0500
Subject: V2Writeable.pm: In unindex_oid delete the message from msgmap

Now that we track the num highwater mark it is safe to remove messages
from msgmap that have been previously allocated.  Removing even the
highest numbered article will no longer cause new message numbers to
move backwards.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
---
 lib/PublicInbox/V2Writable.pm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/PublicInbox/V2Writable.pm b/lib/PublicInbox/V2Writable.pm
index 4dd14331..0396d9f5 100644
--- a/lib/PublicInbox/V2Writable.pm
+++ b/lib/PublicInbox/V2Writable.pm
@@ -842,7 +842,10 @@ sub unindex_oid {
 			warn "BUG: multiple articles linked to $oid\n",
 				join(',',sort keys %gone), "\n";
 		}
-		$self->{unindexed}->{$_}++ foreach keys %gone;
+		foreach my $num (keys %gone) {
+			$self->{unindexed}->{$_}++;
+			$self->{mm}->num_delete($num);
+		}
 		$self->unindex_oid_remote($oid, $mid);
 	}
 }
-- 
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