On Thu, 14 Nov 2024 05:32:34 GMT, Shaojin Wen <s...@openjdk.org> wrote:

> The type of the Unsafe base offset constant is int, which may cause overflow 
> when adding int offsets, such as 8343925 (PR #22012). 8343984 (PR #22027) 
> fixes most of the offset overflows in JDK, but ArraysSupport and CRC32C are 
> still unfixed.
> 
> @liach proposed the idea of ​​changing the Unsafe base offset to long, which 
> is a complete solution to the Unsafe offset overflow. After discussing with 
> @liach, I submitted this PR to implement @liach's idea.

Doesn't this break any apps that use these offsets?  Aren't these fields part 
of the public API of Unsafe, so changing them requires a CSR?

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PR Comment: https://git.openjdk.org/jdk/pull/22095#issuecomment-2477603477

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