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Posted to issues@lucene.apache.org by "Feng Guo (Jira)" <ji...@apache.org> on 2020/11/30 12:18:00 UTC

[jira] [Created] (LUCENE-9624) fix duplicate compute on maxUnpatchedValue

Feng Guo created LUCENE-9624:
--------------------------------

             Summary: fix duplicate compute on maxUnpatchedValue
                 Key: LUCENE-9624
                 URL: https://issues.apache.org/jira/browse/LUCENE-9624
             Project: Lucene - Core
          Issue Type: Improvement
          Components: core/codecs
            Reporter: Feng Guo


in [LUCENE-9027|[https://github.com/apache/lucene-solr/pull/973]] lucene introduced SIMD to decode postings, which leaves a very small problem. i hope i can fix this as my first PR on this amazing project :).

detail:

maxUnpatchedValue has already computed:
{code:java}
apache.lucene.codecs.lucene84.PForUtil#encode line 64
final long maxUnpatchedValue = (1L << patchedBitsRequired) - 1;{code}



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