git: openjdk/jdk: 8267529: StringJoiner can create a String that breaks String::equals

[Claes Redestad]

Changeset: 95b1fa7a
Author:    Claes Redestad <redestad at openjdk.org>
Date:      2021-05-27 23:09:22 +0000
URL:       https://git.openjdk.java.net/jdk/commit/95b1fa7a88ec3c017734c9d0a6b6b6117f74a610

8267529: StringJoiner can create a String that breaks String::equals

Reviewed-by: naoto

! src/java.base/share/classes/java/lang/String.java
! test/jdk/java/lang/String/StringJoinTest.java