RFR: JDK-8294902: Undefined Behavior in C2 regalloc with null references [v4]

Thu Dec 1 16:42:15 UTC 2022

On Wed, 2 Nov 2022 00:02:03 GMT, Vladimir Ivanov <vlivanov at openjdk.org> wrote:

>> Andrew Haley has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains ten commits:
>> 
>>  - Migrate postaloc.cpp migrated away from references to pointers when it comes to Node_List.
>>    
>>    Co-authored-by: Vladimir Ivanov <vaivanov at openjdk.org>
>>  - Merge from JDK head
>>  - Revert "Push ScopedValue tests"
>>    
>>    This reverts commit d298edfa9eda48ace9a27f83d38320fe6ba79e67.
>>  - Push ScopedValue tests
>>  - More
>>  - Next
>>  - Next
>>  - Next
>>  - Next
>
> Minor comments/suggestions. Otherwise, looks good.

My initial testing passed. I will wait update which address latest @iwanowww comments before doing more testing.

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PR: https://git.openjdk.org/jdk/pull/10920