[jira] [Resolved] (HBASE-9589) Bytes#LexicographicalComparerHolder#UnsafeComparer#compareTo() has dead code

["Ted Yu (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HBASE-9589?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ted Yu resolved HBASE-9589.
---------------------------

    Resolution: Not A Problem

When diff is 4251398048237748224, x is assigned 0.

Closing this issue.


> Bytes#LexicographicalComparerHolder#UnsafeComparer#compareTo() has dead code
> ----------------------------------------------------------------------------
>
>                 Key: HBASE-9589
>                 URL: https://issues.apache.org/jira/browse/HBASE-9589
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Ted Yu
>            Priority: Minor
>
> Starting with line 1177:
> {code}
>           if (diff != 0) {
>             if (!littleEndian) {
>               return lessThanUnsigned(lw, rw) ? -1 : 1;
>             }
>             // Use binary search
>             int n = 0;
>             int y;
>             int x = (int) diff;
>             if (x == 0) {
>               x = (int) (diff >>> 32);
> {code}
> The value of "x" cannot be equal to 0.



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