[lworld] Integrated: 8375320: [lworld] Revert System.identityHashcode for value objects to non AltSubstitutability version

[Roger Riggs]

On Wed, 14 Jan 2026 21:57:37 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

> Restore the unconditional use of value_object_hash_code_method. 
> The Alt hashcode method based on the Unsafe.getFieldMap is not used.
> System.identityHashCode uses ValueObjectMethods.valueObjectHashCode() implemented using the original method-handle implementation.

This pull request has now been integrated.

Changeset: fa448d1c
Author:    Roger Riggs <rriggs at openjdk.org>
Committer: Tobias Hartmann <thartmann at openjdk.org>
URL:       https://git.openjdk.org/valhalla/commit/fa448d1cef70a6452aa45eb6a3853a12ec934005
Stats:     2 lines in 1 file changed: 0 ins; 1 del; 1 mod

8375320: [lworld] Revert System.identityHashcode for value objects to non AltSubstitutability version

Reviewed-by: thartmann

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PR: https://git.openjdk.org/valhalla/pull/1907