================
@@ -1761,30 +1761,35 @@ Sema::DiagnoseAssignmentEnum(QualType DstType, QualType
SrcType,
return;
}
- typedef SmallVector<std::pair<llvm::APSInt, EnumConstantDecl *>, 64>
- EnumValsTy;
- EnumValsTy EnumVals;
-
- // Gather all enum values, set their type and sort them,
- // allowing easier comparison with rhs constant.
- for (auto *EDI : ED->enumerators()) {
- llvm::APSInt Val = EDI->getInitVal();
- AdjustAPSInt(Val, DstWidth, DstIsSigned);
- EnumVals.emplace_back(Val, EDI);
+ auto EnumValuesCmp = [](const llvm::APSInt &A, const llvm::APSInt &B) {
+ return A < B;
+ };
+
+ const EnumDecl *Key = ED->getCanonicalDecl();
+ auto [It, Inserted] = AssignEnumCache.try_emplace(Key);
+ auto &Values = It->second;
+
+ if (Inserted) {
+ Values.reserve(std::distance(ED->enumerator_begin(),
ED->enumerator_end()));
+
+ for (auto *EC : ED->enumerators()) {
+ llvm::APSInt V = EC->getInitVal();
+ AdjustAPSInt(V, DstWidth, DstIsSigned);
+ Values.push_back(V);
----------------
Sirraide wrote:
That should also work, yeah
https://github.com/llvm/llvm-project/pull/176560
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