Author: Kazu Hirata Date: 2025-02-09T08:55:31-08:00 New Revision: 6444ed53658354efb8fc126f93281bc13f1d6300
URL: https://github.com/llvm/llvm-project/commit/6444ed53658354efb8fc126f93281bc13f1d6300 DIFF: https://github.com/llvm/llvm-project/commit/6444ed53658354efb8fc126f93281bc13f1d6300.diff LOG: [AST] Avoid repeated hash lookups (NFC) (#126400) Added: Modified: clang/lib/AST/VTableBuilder.cpp Removed: ################################################################################ diff --git a/clang/lib/AST/VTableBuilder.cpp b/clang/lib/AST/VTableBuilder.cpp index fa3055dd1206f41..19d76df99dbe310 100644 --- a/clang/lib/AST/VTableBuilder.cpp +++ b/clang/lib/AST/VTableBuilder.cpp @@ -1169,12 +1169,13 @@ void ItaniumVTableBuilder::ComputeThisAdjustments() { // // Do not set ThunkInfo::Method if Idx is already in VTableThunks. This // can happen when covariant return adjustment is required too. - if (!VTableThunks.count(Idx)) { + auto [It, Inserted] = VTableThunks.try_emplace(Idx); + if (Inserted) { const CXXMethodDecl *Method = VTables.findOriginalMethodInMap(MD); - VTableThunks[Idx].Method = Method; - VTableThunks[Idx].ThisType = Method->getThisType().getTypePtr(); + It->second.Method = Method; + It->second.ThisType = Method->getThisType().getTypePtr(); } - VTableThunks[Idx].This = ThisAdjustment; + It->second.This = ThisAdjustment; }; SetThisAdjustmentThunk(VTableIndex); @@ -1653,8 +1654,9 @@ void ItaniumVTableBuilder::AddMethods( // findOriginalMethod to find the method that created the entry if the // method in the entry requires adjustment. if (!ReturnAdjustment.isEmpty()) { - VTableThunks[Components.size()].Method = MD; - VTableThunks[Components.size()].ThisType = MD->getThisType().getTypePtr(); + auto &VTT = VTableThunks[Components.size()]; + VTT.Method = MD; + VTT.ThisType = MD->getThisType().getTypePtr(); } AddMethod(Overrider.Method, ReturnAdjustment); _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
