git: openjdk/jdk22: 8322512: StringBuffer.repeat does not work correctly after toString() was called

[Jim Laskey]

Changeset: 60c68a13
Author:    Jim Laskey <jlaskey at openjdk.org>
Date:      2024-01-17 20:02:26 +0000
URL:       https://git.openjdk.org/jdk22/commit/60c68a13639fe79cc2510d551b8c1c7d7e1a02f3

8322512: StringBuffer.repeat does not work correctly after toString() was called

Reviewed-by: prappo, redestad
Backport-of: df22fb322e6c4c9931a770bd0abf4c43b83c4e4a

! src/java.base/share/classes/java/lang/StringBuffer.java
! test/jdk/java/lang/StringBuilder/StringBufferRepeat.java