RFR: 8342504: Remove NMT header and footer canaries [v2]

Wed Nov 20 08:03:15 UTC 2024

On Wed, 20 Nov 2024 01:15:26 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> Not a review, just a comment in passing. Removing the NMT header/footer canaries is probably needed to give us a path to C++17 dynamic allocation of overaligned types. See https://bugs.openjdk.org/browse/JDK-8318721.

I don't think that it'll help too much, we will still have a header in NMT, same size. It's just not used for canaries any more.

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PR Comment: https://git.openjdk.org/jdk/pull/21560#issuecomment-2487815600