lenary marked 3 inline comments as done.
lenary added a comment.

Going to attempt to land this again today.



================
Comment at: llvm/lib/Support/Threading.cpp:59
   if (MaxThreadCount <= 0)
     MaxThreadCount = 1;
   if (ThreadsRequested == 0)
----------------
tmatheson wrote:
> It looks like this is the only place `get_physical_cores` is used, and if the 
> number is unknown or threading is disabled `MaxThreadCount` is just set to 1. 
> Would it not make sense to change `get_physical_cores` to return 1, like 
> `compute_thread_count`?
I'd rather keep the unknown semantic, so it's clearer why someone is getting 
the answer they are.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D137836/new/

https://reviews.llvm.org/D137836

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