JDK 9 RFR of JDK-8078136: Incorrect figure number in reference to Hacker's Delight book in Long.bitCount() method

[Lance @ Oracle]

Go for it joe��


Lance Andersen| Principal Member of Technical Staff | +1.781.442.2037
Oracle Java Engineering 
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> On May 17, 2015, at 12:53 PM, joe darcy <joe.darcy at oracle.com> wrote:
> 
> Hello,
> 
> Please review this typo fix for
> 
>    JDK-8078136: Incorrect figure number in reference to Hacker's Delight book in Long.bitCount() method
> 
> diff -r d40f1245a1f1 src/java.base/share/classes/java/lang/Long.java
> --- a/src/java.base/share/classes/java/lang/Long.java    Wed May 13 14:16:46 2015 -0700
> +++ b/src/java.base/share/classes/java/lang/Long.java    Sun May 17 09:51:48 2015 -0700
> @@ -1708,7 +1708,7 @@
>      * @since 1.5
>      */
>      public static int bitCount(long i) {
> -        // HD, Figure 5-14
> +        // HD, Figure 5-2
>         i = i - ((i >>> 1) & 0x5555555555555555L);
>         i = (i & 0x3333333333333333L) + ((i >>> 2) & 0x3333333333333333L);
>         i = (i + (i >>> 4)) & 0x0f0f0f0f0f0f0f0fL;
> 
> I verified all the other figure references between java.lang.Integer and java.lang.Long were consistent.
> 
> Thanks,
> 
> -Joe