[llvm] [ProfileData] Avoid repeated hash lookups (NFC) (PR #129194)

[Kazu Hirata via llvm-commits]

https://github.com/kazutakahirata created https://github.com/llvm/llvm-project/pull/129194

None

>From 93a844fdc3dc6bc58029f32582d372581615294f Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu at google.com>
Date: Thu, 27 Feb 2025 01:54:12 -0800
Subject: [PATCH] [ProfileData] Avoid repeated hash lookups (NFC)

---
 llvm/lib/ProfileData/InstrProfWriter.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/llvm/lib/ProfileData/InstrProfWriter.cpp b/llvm/lib/ProfileData/InstrProfWriter.cpp
index f112ea2efcaa9..18aa76c865bc8 100644
--- a/llvm/lib/ProfileData/InstrProfWriter.cpp
+++ b/llvm/lib/ProfileData/InstrProfWriter.cpp
@@ -230,7 +230,8 @@ void InstrProfWriter::overlapRecord(NamedInstrProfRecord &&Other,
   auto Name = Other.Name;
   auto Hash = Other.Hash;
   Other.accumulateCounts(FuncLevelOverlap.Test);
-  if (!FunctionData.contains(Name)) {
+  auto It = FunctionData.find(Name);
+  if (It == FunctionData.end()) {
     Overlap.addOneUnique(FuncLevelOverlap.Test);
     return;
   }
@@ -238,7 +239,7 @@ void InstrProfWriter::overlapRecord(NamedInstrProfRecord &&Other,
     Overlap.Overlap.NumEntries += 1;
     return;
   }
-  auto &ProfileDataMap = FunctionData[Name];
+  auto &ProfileDataMap = It->second;
   bool NewFunc;
   ProfilingData::iterator Where;
   std::tie(Where, NewFunc) =