From 8e5cdf8d046cc76b1271dea587b012a5f8272d25 Mon Sep 17 00:00:00 2001
From: Jon Haslam <jonhaslam@meta.com>
Date: Tue, 23 Apr 2024 18:11:58 +0100
Subject: [PATCH] Support type::Attributed in Clang Parser (#496)

---
 oi/type_graph/ClangTypeParser.cpp | 6 ++++++
 oi/type_graph/ClangTypeParser.h   | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/oi/type_graph/ClangTypeParser.cpp b/oi/type_graph/ClangTypeParser.cpp
index 9c406b8..86ae192 100644
--- a/oi/type_graph/ClangTypeParser.cpp
+++ b/oi/type_graph/ClangTypeParser.cpp
@@ -112,6 +112,8 @@ Type& ClangTypeParser::enumerateType(const clang::Type& ty) {
     case clang::Type::MemberPointer:
       return enumerateMemberPointer(
           llvm::cast<const clang::MemberPointerType>(ty));
+    case clang::Type::Attributed:
+      return enumerateAttributed(llvm::cast<const clang::AttributedType>(ty));
 
     default:
       throw std::logic_error(std::string("unsupported TypeClass `") +
@@ -395,6 +397,10 @@ Type& ClangTypeParser::enumerateMemberPointer(
   return makeType<Primitive>(ty, Primitive::Kind::StubbedPointer);
 }
 
+Type& ClangTypeParser::enumerateAttributed(const clang::AttributedType& ty) {
+  return enumerateType(*ty.getEquivalentType());
+}
+
 Type& ClangTypeParser::enumerateSubstTemplateTypeParm(
     const clang::SubstTemplateTypeParmType& ty) {
   // Clang wraps any type that was substituted from e.g. `T` in this type. It
diff --git a/oi/type_graph/ClangTypeParser.h b/oi/type_graph/ClangTypeParser.h
index 39301e7..d4e27ac 100644
--- a/oi/type_graph/ClangTypeParser.h
+++ b/oi/type_graph/ClangTypeParser.h
@@ -22,6 +22,7 @@
 #include "oi/type_graph/TypeGraph.h"
 
 namespace clang {
+class AttributedType;
 class ASTContext;
 class BuiltinType;
 class ConstantArrayType;
@@ -108,6 +109,7 @@ class ClangTypeParser {
   Typedef& enumerateUsing(const clang::UsingType&);
   Type& enumerateUnaryTransformType(const clang::UnaryTransformType&);
   Type& enumerateDecltypeType(const clang::DecltypeType&);
+  Type& enumerateAttributed(const clang::AttributedType&);
 
   Array& enumerateArray(const clang::ConstantArrayType&);
   Enum& enumerateEnum(const clang::EnumType&);