[wp-trac] [WordPress Trac] #35466: `add_filter()` errors when `spl_object_hash()` not exists

[WordPress Trac]

#35466: `add_filter()` errors when `spl_object_hash()` not exists
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 Reporter:  yaquawa       |       Owner:
     Type:  defect (bug)  |      Status:  new
 Priority:  normal        |   Milestone:  Awaiting Review
Component:  General       |     Version:  4.4.1
 Severity:  normal        |  Resolution:
 Keywords:                |     Focuses:
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Comment (by swissspidy):

 This haa been previously discussed in #10535. Duplicate?

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Ticket URL: <https://core.trac.wordpress.org/ticket/35466#comment:1>
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