[jdk8u-dev] RFR: 8255466: C2 crashes at ciObject::get_oop() const+0x0 [v3]

[SendaoYan]

On Wed, 19 Feb 2025 23:05:22 GMT, Andrew John Hughes <andrew at openjdk.org> wrote:

>> SendaoYan has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Add a whitespace
>
>> GHA report several test failures, expect the CA issue which has been fixing by #526. 
> 
> #526 doesn't fix the issue. It hides it. The right solution is to fix the offending case or at least exclude it, as has been done in the past.
> 
> Other failure shows as below:
>> 
>>     1. Macos x64 'compiler/unsafe/OpaqueAccesses.java' [fails](https://github.com/sendaoYan/jdk8u-dev-ysd/actions/runs/13067155994/job/36461702188) 'SIGSEGV  in Unsafe_GetInt', This test also fails in [PR551](https://github.com/openjdk/jdk8u-dev/pull/551) and fixing by [8186787: clang-4.0 SIGSEGV in Unsafe_PutByte #553](https://github.com/openjdk/jdk8u-dev/pull/553), it's unrelated to this PR.
>> 
>>     2. Macos x64 'com/sun/jdi/PrivateTransportTest.sh' [fails](https://github.com/sendaoYan/jdk8u-dev-ysd/actions/runs/13067155994/job/36461701888) 'JDWP exit error AGENT_ERROR_TRANSPORT_LOAD(196): No transports initialized', which recorded by [JDK-8216265](https://bugs.openjdk.org/browse/JDK-8216265). This test also fails in [8337110: [8u] TestNoEagerReclaimOfHumongousRegions.java should be in gc/g1 directory #551](https://github.com/openjdk/jdk8u-dev/pull/551) unralated to this PR.
>> 
>>     3. Macos x64 'sun/misc/CopyMemory.java' [fails](https://github.com/sendaoYan/jdk8u-dev-ysd/actions/runs/13067155994/job/36461701888) 'Unsafe_SetByte', this issue fixing by [8186787: clang-4.0 SIGSEGV in Unsafe_PutByte #553](https://github.com/openjdk/jdk8u-dev/pull/553), it's unrelated to this PR.
> 
> Thanks for tracking these down. I didn't realise they all had PRs. I'll try and look over them tomorrow.

Thanks @gnu-andrew

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PR Comment: https://git.openjdk.org/jdk8u-dev/pull/536#issuecomment-2670919606