[wp-trac] [WordPress Trac] #27123: get_categories returning duplicate child categories in 3.9

[WordPress Trac]

#27123: get_categories returning duplicate child categories in 3.9
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 Reporter:  BStofko                     |       Owner:
     Type:  defect (bug)                |      Status:  new
 Priority:  normal                      |   Milestone:  3.9
Component:  Taxonomy                    |     Version:  trunk
 Severity:  normal                      |  Resolution:
 Keywords:  needs-unit-tests has-patch  |     Focuses:
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Comment (by SergeyBiryukov):

 Replying to [comment:4 SergeyBiryukov]:
 > This is confirmed by unit tests, however they still intermittently fail
 for some unknown reason, as noted in IRC:
 > http://irclogs.wordpress.org/chanlog.php?channel=wordpress-
 dev&day=2014-02-19&sort=asc#m794718

 See [comment:ticket:14485:95].

 [attachment:27123.2.patch] uses `clean_term_cache()` instead of
 `delete_option( 'category_children' )`.

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Ticket URL: <https://core.trac.wordpress.org/ticket/27123#comment:5>
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