1 files changed, 31 insertions, 6 deletions

diff --git a/tools/libclang/CXType.cpp b/tools/libclang/CXType.cpp
index b8009ddc1c..6cb680a64d 100644
--- a/tools/libclang/CXType.cpp
+++ b/tools/libclang/CXType.cpp
@@ -1,9 +1,8 @@
-//===- CXTypes.cpp - Implements 'CXTypes' aspect of libclang ------------===//
+//===- CXType.cpp - Implements 'CXTypes' aspect of libclang ---------------===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===--------------------------------------------------------------------===//
 //
@@ -110,6 +109,7 @@ static CXTypeKind GetTypeKind(QualType T) {
     TKCASE(VariableArray);
     TKCASE(DependentSizedArray);
     TKCASE(Vector);
+    TKCASE(ExtVector);
     TKCASE(MemberPointer);
     TKCASE(Auto);
     TKCASE(Elaborated);
@@ -129,7 +129,9 @@ CXType cxtype::MakeCXType(QualType T, CXTranslationUnit TU) {
     // Handle attributed types as the original type
     if (auto *ATT = T->getAs<AttributedType>()) {
       if (!(TU->ParsingOptions & CXTranslationUnit_IncludeAttributedTypes)) {
-        return MakeCXType(ATT->getModifiedType(), TU);
+        // Return the equivalent type which represents the canonically
+        // equivalent type.
+        return MakeCXType(ATT->getEquivalentType(), TU);
       }
     }
     // Handle paren types as the original type
@@ -599,6 +601,7 @@ CXString clang_getTypeKindSpelling(enum CXTypeKind K) {
     TKIND(VariableArray);
     TKIND(DependentSizedArray);
     TKIND(Vector);
+    TKIND(ExtVector);
     TKIND(MemberPointer);
     TKIND(Auto);
     TKIND(Elaborated);
@@ -803,6 +806,9 @@ CXType clang_getElementType(CXType CT) {
     case Type::Vector:
       ET = cast<VectorType> (TP)->getElementType();
       break;
+    case Type::ExtVector:
+      ET = cast<ExtVectorType>(TP)->getElementType();
+      break;
     case Type::Complex:
       ET = cast<ComplexType> (TP)->getElementType();
       break;
@@ -826,6 +832,9 @@ long long clang_getNumElements(CXType CT) {
     case Type::Vector:
       result = cast<VectorType> (TP)->getNumElements();
       break;
+    case Type::ExtVector:
+      result = cast<ExtVectorType>(TP)->getNumElements();
+      break;
     default:
       break;
     }
@@ -890,6 +899,9 @@ long long clang_Type_getAlignOf(CXType T) {
     return CXTypeLayoutError_Incomplete;
   if (QT->isDependentType())
     return CXTypeLayoutError_Dependent;
+  if (const auto *Deduced = dyn_cast<DeducedType>(QT))
+    if (Deduced->getDeducedType().isNull())
+      return CXTypeLayoutError_Undeduced;
   // Exceptions by GCC extension - see ASTContext.cpp:1313 getTypeInfoImpl
   // if (QT->isFunctionType()) return 4; // Bug #15511 - should be 1
   // if (QT->isVoidType()) return 1;
@@ -927,6 +939,9 @@ long long clang_Type_getSizeOf(CXType T) {
     return CXTypeLayoutError_Dependent;
   if (!QT->isConstantSizeType())
     return CXTypeLayoutError_NotConstantSize;
+  if (const auto *Deduced = dyn_cast<DeducedType>(QT))
+    if (Deduced->getDeducedType().isNull())
+      return CXTypeLayoutError_Undeduced;
   // [gcc extension] lib/AST/ExprConstant.cpp:1372
   //                 HandleSizeof : {voidtype,functype} == 1
   // not handled by ASTContext.cpp:1313 getTypeInfoImpl
@@ -1238,6 +1253,16 @@ unsigned clang_Cursor_isAnonymous(CXCursor C){
 
   return 0;
 }
+
+unsigned clang_Cursor_isAnonymousRecordDecl(CXCursor C){
+  if (!clang_isDeclaration(C.kind))
+    return 0;
+  const Decl *D = cxcursor::getCursorDecl(C);
+  if (const RecordDecl *FD = dyn_cast_or_null<RecordDecl>(D))
+    return FD->isAnonymousStructOrUnion();
+  return 0;
+}
+
 CXType clang_Type_getNamedType(CXType CT){
   QualType T = GetQualType(CT);
   const Type *TP = T.getTypePtrOrNull();