================
@@ -3088,6 +3089,17 @@ QualType ASTContext::removeAddrSpaceQualType(QualType T)
const {
return QualType(TypeNode, Quals.getFastQualifiers());
}
+uint16_t ASTContext::getPointerAuthVTablePointerDiscriminator(
+ const CXXRecordDecl *record) {
+ assert(record->isPolymorphic() &&
+ "Attempted to get vtable pointer discriminator on a monomorphic
type");
+ std::unique_ptr<MangleContext> MC(createMangleContext());
+ SmallString<256> Str;
+ llvm::raw_svector_ostream Out(Str);
+ MC->mangleCXXVTable(record, Out);
+ return llvm::getPointerAuthStableSipHash16(Str.c_str());
----------------
asl wrote:
```suggestion
return llvm::getPointerAuthStableSipHash16(Str.str());
```
https://github.com/llvm/llvm-project/pull/94056
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