[wp-trac] [WordPress Trac] #48693: Silence ini_set caused error or check if function_exists first

[WordPress Trac]

#48693: Silence ini_set caused error or check if function_exists first
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 Reporter:  drazon                   |       Owner:  SergeyBiryukov
     Type:  defect (bug)             |      Status:  accepted
 Priority:  normal                   |   Milestone:  Future Release
Component:  Bootstrap/Load           |     Version:  5.3
 Severity:  normal                   |  Resolution:
 Keywords:  needs-testing has-patch  |     Focuses:
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Comment (by maltfield):

 To be clear: This isn't just a low-priority issue of error logs.

 This is a high-priority issue that causes PHP Fatal Errors and breaks the
 wordpress website such that users cannot login to the WP Dashboard.See
 #62047

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Ticket URL: <https://core.trac.wordpress.org/ticket/48693#comment:17>
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