[PATCH] D136698: [SampleFDO] Persist profile staleness metrics into binary

[Hongtao Yu via Phabricator via llvm-commits]

hoy added inline comments.


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Comment at: llvm/lib/Transforms/IPO/SampleProfile.cpp:2174
+    MDBuilder MDB(Ctx);
+    SmallVector<std::pair<std::string, uint64_t>> ProfStatsVec;
+    if (FunctionSamples::ProfileIsProbeBased) {
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nit: StringRef should work here since all keys are literal constants.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D136698/new/

https://reviews.llvm.org/D136698