git: openjdk/jdk15u-dev: 8272541: Incorrect overflow test in Toom-Cook branch of BigInteger multiplication

[Andrew John Hughes]

Changeset: e305f506
Author:    Andrew John Hughes <andrew at openjdk.org>
Date:      2022-02-14 19:58:06 +0000
URL:       https://git.openjdk.java.net/jdk15u-dev/commit/e305f5063301006f5dd6a203a9d65648775eb06d

8272541: Incorrect overflow test in Toom-Cook branch of BigInteger multiplication

Backport-of: d1aeca117ccc4334d67b2692ff087a9f8d808a59

! src/java.base/share/classes/java/math/BigInteger.java
! test/jdk/java/math/BigInteger/BitLengthOverflow.java