Boone Gorges 10b611b0c3 Return an empty array from get_approved_comments() when $post_id is empty.
This behavior was broken when moving the internals to `WP_Comment_Query` in
[30098]. As a result, `get_approved_comments( 0 )` was fetching *all* approved
comments, causing performance issues.

Props dd32.
Fixes #30412.

git-svn-id: https://develop.svn.wordpress.org/trunk@30402 602fd350-edb4-49c9-b593-d223f7449a82
2014-11-20 01:51:38 +00:00
2014-08-21 02:53:16 +00:00
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