RFR: 8372337: clang compilation error on hardware_constructive_interference_size

[Jan Kratochvil]

On Tue, 25 Nov 2025 01:22:42 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> Please review this trivial fix for a compiler error when building with clang
> on Linux (and possibly in other configurations with clang). Rathern than
> attempt to version-conditionalize the deprecating declaration of the hardware
> interference variables, just never make the attempt at all, since we don't
> know of a version of clang that will handle the declaration as expected.
> 
> Testing: Locally (linux-aarch64) built JDK with clang19.1 as the compiler.

I expected something better, this will compile on clang and later fail on CI/gcc. I will try to make some some autoconf check to produce a declaration compatible with system library, if possible.

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PR Comment: https://git.openjdk.org/jdk/pull/28484#issuecomment-3574496187