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https://issues.apache.org/jira/browse/LUCENE-6531?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14587802#comment-14587802
 ] 

ASF subversion and git services commented on LUCENE-6531:
---------------------------------------------------------

Commit 1685754 from [~jpountz] in branch 'dev/trunk'
[ https://svn.apache.org/r1685754 ]

LUCENE-6531: Make PhraseQuery immutable.

> Make PhraseQuery immutable
> --------------------------
>
>                 Key: LUCENE-6531
>                 URL: https://issues.apache.org/jira/browse/LUCENE-6531
>             Project: Lucene - Core
>          Issue Type: Improvement
>            Reporter: Adrien Grand
>            Assignee: Adrien Grand
>            Priority: Minor
>             Fix For: Trunk
>
>         Attachments: LUCENE-6531.patch, LUCENE-6531.patch
>
>
> Mutable queries are an issue for automatic filter caching since modifying a 
> query after it has been put into the cache will corrupt the cache. We should 
> make all queries immutable (up to the boost) to avoid this issue.



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