We ran into this issue in SERVER-30986, but had to revert it due to a bug in our version of PCRE. Since that ticket already has a fix version and other jira metadata, we'll use this ticket to keep track of the work of fixing the bug in PCRE, as described in this bugzilla thread.
- is depended on by
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SERVER-39697 Regex MatchExpression should error at parse time if the regex is not valid
- Closed
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SERVER-39698 Make $regexFind, $regexFindAll, and $regexMatch error if the regex is invalid
- Closed