[PATCH] D65992: [MachinePipeliner] Avoid indeterminate order in FuncUnitSorter

[James Molloy via Phabricator via llvm-commits]

jmolloy accepted this revision.
jmolloy added a comment.
This revision is now accepted and ready to land.

LGTM. Note for other reviewers; the canonical way to avoid this in LLVM is to use a stable_sort. The reason we can't do this is because this functor is used as the comparison for a std::priority_queue (heap) rather than a plain sort.


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https://reviews.llvm.org/D65992