RFR: 8312488: tools/jpackage/share/AppLauncherEnvTest.java fails with dynamically linked libstdc++ [v2]

[Vladimir Petko]

> Use the  same approach as Logger::defaultLogger() to ensure that the appender is not destroyed before shared object destructor function is executed.
> 
> The alternative is to delete dcon() function, but we might run into a similiar tear-down issue later (e.g. logging from some object's destructor).
> 
> 
> ==============================
> Test summary
> ==============================
>    TEST                                              TOTAL  PASS  FAIL ERROR   
>    jtreg:test/jdk/tools                                215   215     0     0   
> ==============================
> TEST SUCCESS

Vladimir Petko has updated the pull request incrementally with one additional commit since the last revision:

  copyright typo

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/14971/files
  - new: https://git.openjdk.org/jdk/pull/14971/files/cd2e0ef0..5436f7d1

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=14971&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=14971&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/14971.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14971/head:pull/14971

PR: https://git.openjdk.org/jdk/pull/14971