libclc is not reproducible

[bbhtt]

Hello, we are seeing a couple of reproducibility issues in libclc. Please see the diffoscope report.

https://freedesktop-sdk.gitlab.io/-/freedesktop-sdk/-/jobs/10815988437/artifacts/result_folder/extensions/mesa/libclc.bst/index.html

also attached below (change to .html)

index.txt

Any idea where these are coming from?

This is with llvmorg-20.1.8 tag.

The build log is attached below as well.

libclc_build_log.txt