Whenever we do a final ref update, discard any wreckage. The wreckage
can be autoregenerated, so it is not very important.
Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
confess 'dangerous internal error' unless all_snags_summarised();
confess 'dangerous internal error' unless all_snags_summarised();
+ merge_wreckage_cleaning \@deferred_updates;
run_ref_updates_now $mrest, \@deferred_updates;
print $_, "\n" foreach @deferred_update_messages;
run_ref_updates_now $mrest, \@deferred_updates;
print $_, "\n" foreach @deferred_update_messages;