git: openjdk/jdk13u-dev: 8297530: java.lang.IllegalArgumentException: Negative length on strings concatenation

[Yuri Nesterenko]

Changeset: c270cfeb
Author:    Yuri Nesterenko <yan at openjdk.org>
Date:      2022-12-12 07:25:26 +0000
URL:       https://git.openjdk.org/jdk13u-dev/commit/c270cfeb0ecaa6dc95626bd8ba00888c36576aaf

8297530: java.lang.IllegalArgumentException: Negative length on strings concatenation

Backport-of: 87d1097d9be1ef804bfd4640a4254126242b1d8c

! src/java.base/share/classes/java/lang/StringConcatHelper.java
+ test/jdk/java/lang/String/concat/ImplicitStringConcatOOME.java