From 51a176173b46942e53834a674afaf50dd7bca841 Mon Sep 17 00:00:00 2001
From: Philippe Canal <pcanal@fnal.gov>
Date: Fri, 19 Oct 2012 13:24:46 +0000
Subject: [PATCH] Use llvm::isa rathen that QualType::isXYZ as the later
 reports about the canonical type while we are interested in the direct type. 
 Make sure to recurse if needed after removing the typedefs

git-svn-id: http://root.cern.ch/svn/root/trunk@46675 27541ba8-7e3a-0410-8455-c3a389f83636
---
 lib/Utils/AST.cpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/lib/Utils/AST.cpp b/lib/Utils/AST.cpp
index 54b751e2..ed7f876f 100644
--- a/lib/Utils/AST.cpp
+++ b/lib/Utils/AST.cpp
@@ -210,7 +210,7 @@ namespace utils {
 
     // In case of Int_t* we need to strip the pointer first, desugar and attach
     // the pointer once again.
-    if (QT->isPointerType()) {
+    if (isa<PointerType>(QT.getTypePtr())) {
       // Get the qualifiers.
       Qualifiers quals = QT.getQualifiers();      
       QT = GetPartiallyDesugaredType(Ctx, QT->getPointeeType(), TypesToSkip, 
@@ -223,7 +223,7 @@ namespace utils {
 
     // In case of Int_t& we need to strip the pointer first, desugar and attach
     // the pointer once again.
-    if (QT->isReferenceType()) {
+    if (isa<ReferenceType>(QT.getTypePtr())) {
       // Get the qualifiers.
       bool isLValueRefTy = isa<LValueReferenceType>(QT.getTypePtr());
       Qualifiers quals = QT.getQualifiers();
@@ -273,6 +273,14 @@ namespace utils {
         return QT;
     }
 
+    // If we have a reference or pointer we still need to
+    // desugar what they point to.
+    if (isa<PointerType>(QT.getTypePtr()) || 
+        isa<ReferenceType>(QT.getTypePtr()) ) {
+      return GetPartiallyDesugaredType(Ctx, QT, TypesToSkip, 
+                                        fullyQualify);
+    }
+
     NestedNameSpecifier* prefix = 0;
     const ElaboratedType* etype 
       = llvm::dyn_cast<ElaboratedType>(QT.getTypePtr());