RFR: 8368698: runtime/cds/appcds/aotCache/OldClassSupport.java assert(can_add()) failed: Cannot add TrainingData objects

[Ioi Lam]

On Wed, 1 Oct 2025 19:04:37 GMT, Igor Veresov <iveresov at openjdk.org> wrote:

> That's a bit of a bug trail from [JDK-8366948](https://bugs.openjdk.org/browse/JDK-8366948). We need to check if the TD snapshot has happened before attempting to modify the data.

LGTM

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Marked as reviewed by iklam (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/27593#pullrequestreview-3290908319