[PATCH] D66822: Hardware cache line size builtins

[Zoe Carver via Phabricator via cfe-commits]

zoecarver added a comment.

> Passing-by remark: i'm not sure it is possible to **guarantee** that this will be always correct and that no ABI break will happen.

You're right. I should have said, "least-likely to cause an ABI break." And I completely agree that there is **no way** to gaurentee this is correct at compile time. `hardware_*_interference_size` certainly has the potential to do more harm than good but, I think that is another discussion.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66822/new/

https://reviews.llvm.org/D66822