Integrated: 8309956: Shenandoah: Strengthen the mark word check in string dedup

[Aleksey Shipilev]

On Tue, 13 Jun 2023 19:10:15 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> See the bug for details.
> 
> Additional testing:
>  - [x] macos-aarch64-server-fastdebug, `hotspot_gc_shenandoah`

This pull request has now been integrated.

Changeset: 57b82512
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/57b8251241e2044d5039ce162bf4637a9b2e5466
Stats:     8 lines in 1 file changed: 1 ins; 0 del; 7 mod

8309956: Shenandoah: Strengthen the mark word check in string dedup

Reviewed-by: wkemper, zgu, ysr

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PR: https://git.openjdk.org/jdk/pull/14455