[PATCH] D147287: [InstrProf] Temporal Profiling

Wed Apr 12 13:15:33 PDT 2023

MaskRay added a comment.

In D147287#4261473 <https://reviews.llvm.org/D147287#4261473>, @hans wrote:

> This broke the profile tests on Darwin, see e.g. the end of https://logs.chromium.org/logs/chromium/buildbucket/cr-buildbucket/8784035713603613281/+/u/package_clang/stdout
>
> It seems these tests are checking what symbols are exported by the runtime, and are surprised to find the new __llvm_profile_global_timestamp variable there.
>
> From what I can tell, that variable is only accessed inside the library, and making it static fixes the tests, so I'll go ahead and do that. Please revert if that doesn't seem right to you.

Seems good. If we make the variable internal linkage, we can drop the leading `__`, but we don't need to make the change right now :)

(Thanks for the feature and I will try studying it after a long vacation...)

Repository:
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  https://reviews.llvm.org/D147287/new/

https://reviews.llvm.org/D147287