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

[Sergey Bylokhov]

On Mon, 28 Nov 2022 18:58:29 GMT, Joe Darcy <darcy at openjdk.org> wrote:

> Remove redundant code reported in
> 
> https://mail.openjdk.org/pipermail/core-libs-dev/2022-November/097163.html

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?

-------------

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