RFR: 8370519: C2: Hit MemLimit when running with +VerifyLoopOptimizations [v3]

[Roland Westrelin]

On Mon, 1 Dec 2025 16:17:03 GMT, Quan Anh Mai <qamai at openjdk.org> wrote:

>> Roland Westrelin has updated the pull request incrementally with two additional commits since the last revision:
>> 
>>  - review
>>  - review
>
> src/hotspot/share/opto/compile.hpp line 810:
> 
>> 808:   // Compilation environment.
>> 809:   Arena*      comp_arena()           { return &_comp_arena; }
>> 810:   ResourceArea* idealloop_arena()    { return &_idealloop_arena; }
> 
> Should we make it more idiomatic C++ by having the `ResourceArea` allocated and deallocated together with the `PhaseIdealLoop` instead of attaching it to the `Compile` object?

Right, that makes sense. Done in new commits.

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PR Review Comment: https://git.openjdk.org/jdk/pull/28581#discussion_r2580735137