[llvm] [memprof] Introduce writeMemProf (NFC) (PR #87698)

[Snehasish Kumar via llvm-commits]

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@@ -414,6 +414,145 @@ static void setSummary(IndexedInstrProf::Summary *TheSummary,
     TheSummary->setEntry(I, Res[I]);
 }
 
+namespace {
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snehasish wrote:

The LLVM style guide prefers static functions over anonymous namespaces. 
https://llvm.org/docs/CodingStandards.html#anonymous-namespaces

[My comment on a previous PR was not accurate, sorry for the confusion]

https://github.com/llvm/llvm-project/pull/87698