[jdk25u-dev] Integrated: 8361363: ShenandoahAsserts::print_obj() does not work for forwarded objects and UseCompactObjectHeaders

[Vishal Chand]

On Fri, 28 Nov 2025 01:22:02 GMT, Vishal Chand <duke at openjdk.org> wrote:

> Backport of:
> 
> JDK-8361363 - ShenandoahAsserts::print_obj() does not work for forwarded objects and UseCompactObjectHeaders
> This change fixes Shenandoah’s print_obj() so it correctly prints forwarded objects when compact object headers are enabled, instead of crashing by reading an invalid klass from the forwarding pointer.
> 
> Risk is Low as this is a clean backport and the changes are in diagnostic code.

This pull request has now been integrated.

Changeset: 2121b3b5
Author:    Vishal Chand <vishalvc at amazon.com>
Committer: Paul Hohensee <phh at openjdk.org>
URL:       https://git.openjdk.org/jdk25u-dev/commit/2121b3b594c5cf5fe8abf34af683f8761d5f7bef
Stats:     3 lines in 1 file changed: 2 ins; 0 del; 1 mod

8361363: ShenandoahAsserts::print_obj() does not work for forwarded objects and UseCompactObjectHeaders

Backport-of: fe264676337cdef0d7477b0b57ff9d2fe8f9fc0f

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PR: https://git.openjdk.org/jdk25u-dev/pull/28