From d7279c4c177bca357ef96ff1379fd9bc420bfe83 Mon Sep 17 00:00:00 2001
From: Roman Divacky <rdivacky@FreeBSD.org>
Date: Thu, 27 May 2010 15:17:06 +0000
Subject: Update clang to r104832.

---
 lib/CodeGen/CodeGenTypes.cpp | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'lib/CodeGen/CodeGenTypes.cpp')

diff --git a/lib/CodeGen/CodeGenTypes.cpp b/lib/CodeGen/CodeGenTypes.cpp
index f53dd83d7035..a46dc726a45b 100644
--- a/lib/CodeGen/CodeGenTypes.cpp
+++ b/lib/CodeGen/CodeGenTypes.cpp
@@ -322,6 +322,9 @@ const llvm::Type *CodeGenTypes::ConvertNewType(QualType T) {
                            true);
   }
 
+  case Type::ObjCObject:
+    return ConvertTypeRecursive(cast<ObjCObjectType>(Ty).getBaseType());
+
   case Type::ObjCInterface: {
     // Objective-C interfaces are always opaque (outside of the
     // runtime, which can do whatever it likes); we never refine
@@ -467,3 +470,32 @@ CodeGenTypes::getCGRecordLayout(const RecordDecl *TD) const {
   assert(Layout && "Unable to find record layout information for type");
   return *Layout;
 }
+
+bool CodeGenTypes::ContainsPointerToDataMember(QualType T) {
+  // No need to check for member pointers when not compiling C++.
+  if (!Context.getLangOptions().CPlusPlus)
+    return false;
+  
+  T = Context.getBaseElementType(T);
+  
+  if (const RecordType *RT = T->getAs<RecordType>()) {
+    const CXXRecordDecl *RD = cast<CXXRecordDecl>(RT->getDecl());
+    
+    return ContainsPointerToDataMember(RD);
+  }
+  
+  if (const MemberPointerType *MPT = T->getAs<MemberPointerType>())
+    return !MPT->getPointeeType()->isFunctionType();
+  
+  return false;
+}
+
+bool CodeGenTypes::ContainsPointerToDataMember(const CXXRecordDecl *RD) {
+  
+  // FIXME: It would be better if there was a way to explicitly compute the
+  // record layout instead of converting to a type.
+  ConvertTagDeclType(RD);
+  
+  const CGRecordLayout &Layout = getCGRecordLayout(RD);
+  return Layout.containsPointerToDataMember();
+}
-- 
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