Author: Kazu Hirata
Date: 2025-02-16T08:14:42-08:00
New Revision: 0bae0bf8ba73bd0201c58a6cfd6d9f54aaf39ca2

URL: 
https://github.com/llvm/llvm-project/commit/0bae0bf8ba73bd0201c58a6cfd6d9f54aaf39ca2
DIFF: 
https://github.com/llvm/llvm-project/commit/0bae0bf8ba73bd0201c58a6cfd6d9f54aaf39ca2.diff

LOG: [clang-tidy] Avoid repeated hash lookups (NFC) (#127370)

Added: 
    

Modified: 
    clang-tools-extra/clang-tidy/bugprone/VirtualNearMissCheck.cpp

Removed: 
    


################################################################################
diff  --git a/clang-tools-extra/clang-tidy/bugprone/VirtualNearMissCheck.cpp 
b/clang-tools-extra/clang-tidy/bugprone/VirtualNearMissCheck.cpp
index 76fa2d916f0e8..509fce3a38471 100644
--- a/clang-tools-extra/clang-tidy/bugprone/VirtualNearMissCheck.cpp
+++ b/clang-tools-extra/clang-tidy/bugprone/VirtualNearMissCheck.cpp
@@ -179,15 +179,15 @@ static bool checkOverrideByDerivedMethod(const 
CXXMethodDecl *BaseMD,
 
 bool VirtualNearMissCheck::isPossibleToBeOverridden(
     const CXXMethodDecl *BaseMD) {
-  auto Iter = PossibleMap.find(BaseMD);
-  if (Iter != PossibleMap.end())
+  auto [Iter, Inserted] = PossibleMap.try_emplace(BaseMD);
+  if (!Inserted)
     return Iter->second;
 
   bool IsPossible = !BaseMD->isImplicit() && !isa<CXXConstructorDecl>(BaseMD) 
&&
                     !isa<CXXDestructorDecl>(BaseMD) && BaseMD->isVirtual() &&
                     !BaseMD->isOverloadedOperator() &&
                     !isa<CXXConversionDecl>(BaseMD);
-  PossibleMap[BaseMD] = IsPossible;
+  Iter->second = IsPossible;
   return IsPossible;
 }
 


        
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