CURRENT OF causes an error when IndexOnlyScan is used

When Who What
2018-03-17 19:00:23 Tom Lane (tgl) Closed in commitfest 2018-03 with status: Committed
2018-03-17 16:50:48 Tom Lane (tgl) Added tgl as committer
2018-03-12 14:44:33 Anastasia Lubennikova (lubennikovaav) Removed lubennikovaav from reviewers
2018-02-19 14:37:56 Anastasia Lubennikova (lubennikovaav) Changed authors to Anastasia Lubennikova (lubennikovaav), Yugo Nagata (yugo.nagata)
2018-02-13 13:17:15 Anastasia Lubennikova (lubennikovaav) Added lubennikovaav as reviewer
2018-02-05 08:58:56 Yugo Nagata (yugo.nagata) Changed authors to Yugo Nagata (yugo.nagata)
2018-02-05 08:58:40 Yugo Nagata (yugo.nagata) Attached mail thread 20180201013349.937dfc5f.nagata@sraoss.co.jp
2018-02-05 08:58:40 Yugo Nagata (yugo.nagata) Created patch record