[PATCH] D55548: [XRay] Add a helper function sortByKey to simplify code

[Fangrui Song via Phabricator via llvm-commits]

MaskRay updated this revision to Diff 177666.
MaskRay added a comment.

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Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D55548/new/

https://reviews.llvm.org/D55548

Files:
  tools/llvm-xray/xray-account.cpp

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