RFR: 8323428: Shenandoah: Unused memory in regions compacted during a full GC should be mangled

[Aleksey Shipilev]

On Tue, 9 Jan 2024 22:30:10 GMT, William Kemper <wkemper at openjdk.org> wrote:

> Regions compacted by a full GC do not currently have the remaining unused memory mangled for debug builds. Mangling this memory will facilitate debugging.

Marked as reviewed by shade (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/17330#pullrequestreview-1812585283