[PATCH] D66038: [Support] heavyweight_hardware_concurrency uses affinity when counting cores fails, and never returns 0

[Sam McCall via Phabricator via cfe-commits]

sammccall planned changes to this revision.
sammccall added a comment.

ugh, I accidentally reused a branch and squashed two patches together. Let me try again...


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66038/new/

https://reviews.llvm.org/D66038