================
@@ -9619,6 +9620,65 @@ ObjCInterfaceDecl *ASTContext::getObjCProtocolDecl()
const {
return ObjCProtocolClassDecl;
}
+std::optional<PointerAuthQualifier>
+ASTContext::getExplicitOrImplicitPointerAuth(QualType T) {
+ auto ExplicitQualifier = T.getPointerAuth();
+ if (ExplicitQualifier.isPresent())
+ return ExplicitQualifier;
+ if (T->isDependentType()) {
+ return std::nullopt;
+ }
+ // FIXME: The more we expand pointer auth support, the more it becomes clear
+ // the codegen option's PointerAuth info belongs in LangOpts
+ if (!LangOpts.PointerAuthCalls)
+ return PointerAuthQualifier();
+ if (T->isFunctionPointerType() || T->isFunctionReferenceType())
+ T = T->getPointeeType();
+ if (!T->isFunctionType())
+ return PointerAuthQualifier();
+ int ExtraDiscriminator = 0;
+ if (LangOpts.PointerAuthFunctionTypeDiscrimination) {
+ ExtraDiscriminator = getPointerAuthTypeDiscriminator(T);
+ }
+ return PointerAuthQualifier::Create(
+ LangOpts.PointerAuthFunctionKey, false, ExtraDiscriminator,
----------------
ojhunt wrote:
Yup (another "I wonder if we can make clang-tidy complain")
https://github.com/llvm/llvm-project/pull/138482
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