[jdk15u-dev] RFR: 8269934: RunThese24H.java failed with EXCEPTION_ACCESS_VIOLATION in java_lang_Thread::get_thread_status

[Vladimir Kempik]

Please review this backport to jdk15u, not applying clean due to the different location of
thread statuses enum.
A rather simple, sanytizing fix for a corner case.

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Commit messages:
 - Backport 7e518f42c9346abdf0c8059b45d3dfef95ed69bb

Changes: https://git.openjdk.java.net/jdk15u-dev/pull/90/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk15u-dev&pr=90&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8269934
  Stats: 4 lines in 1 file changed: 3 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk15u-dev/pull/90.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk15u-dev pull/90/head:pull/90

PR: https://git.openjdk.java.net/jdk15u-dev/pull/90