RFR: JDK-8297731: Remove redundant check in MutableBigInteger.divide

[Sergey Bylokhov]

On Mon, 28 Nov 2022 19:56:23 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

>> src/java.base/share/classes/java/math/MutableBigInteger.java line 1536:
>> 
>>> 1534: 
>>> 1535:         // Must insert leading 0 in rem if its length did not change
>>> 1536:         if (rem.intLen == nlen) {
>> 
>> Looks like after this change the local nlen variable is used only once, and probably can be removed?
>
> BTW the "rem.leftShift(shift);" above may change the "rem.intLen" value, no?

Sorry I have looked into the different method=), -> divideLongMagnitude.

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PR: https://git.openjdk.org/jdk/pull/11395