[jdk17u-dev] RFR: 8302595: use-after-free related to GraphKit::clone_map

Thu Apr 20 11:36:58 UTC 2023

I backport this for parity with 17.0.8-oracle.

I had to resolve src/hotspot/share/opto/vectorIntrinsics.cpp
I found no further occurances of old_map->destruct().

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Commit messages:
 - Backport 3cc459b6c2f571987dc36fd548a2b830f0b33a0a

Changes: https://git.openjdk.org/jdk17u-dev/pull/1288/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1288&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8302595
  Stats: 46 lines in 7 files changed: 40 ins; 0 del; 6 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1288.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1288/head:pull/1288

PR: https://git.openjdk.org/jdk17u-dev/pull/1288