[jdk21u-dev] RFR: 8351000: StringBuilder getChar and putChar robustness [v2]

[Goetz Lindenmaier]

> Clean except of Copyright, but removing import breaks build as
>     8351443: Improve robustness of StringBuilder
> is not in 21.
> 
> Wouldn't a backport of https://bugs.openjdk.org/browse/JDK-8351443 make sense, too, as this one is backported? Adresses
> a similar issue, but the change is some more intrusive.

Goetz Lindenmaier has updated the pull request incrementally with one additional commit since the last revision:

  add test

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

Changes:
  - all: https://git.openjdk.org/jdk21u-dev/pull/2516/files
  - new: https://git.openjdk.org/jdk21u-dev/pull/2516/files/eedb81cc..d08d5d2d

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2516&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2516&range=00-01

  Stats: 303 lines in 1 file changed: 303 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2516.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2516/head:pull/2516

PR: https://git.openjdk.org/jdk21u-dev/pull/2516