RFR: 8295414: [Aarch64] C2: assert(false) failed: bad AD file

Tue Oct 18 19:10:57 UTC 2022

On Tue, 18 Oct 2022 18:52:43 GMT, Dean Long <dlong at openjdk.org> wrote:

> The "bad AD file" error is because PartialSubtypeCheck produces an iRegP_R5 result, which cannot be matched as an input where iRegP is expected.
> Update the test to reproduce the crash and updated iRegP rule to match iRegP_R5.
> The fact that this went so long without being noticed makes me wonder how much test coverage PartialSubtypeCheck has received on aarch64.

Good

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Marked as reviewed by kvn (Reviewer).

PR: https://git.openjdk.org/jdk/pull/10749