From f3b9b9583e38fe18937f465658ec76b32dd5a337 Mon Sep 17 00:00:00 2001
From: Fariborz Jahanian <fjahanian@apple.com>
Date: Tue, 19 Jan 2010 21:48:35 +0000
Subject: Rewriteing of gnu extension __typeof in objective-c rewriter. Fixes
 radar 6358225.

llvm-svn: 93917
---
 clang/lib/Frontend/RewriteObjC.cpp | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'clang/lib/Frontend/RewriteObjC.cpp')

diff --git a/clang/lib/Frontend/RewriteObjC.cpp b/clang/lib/Frontend/RewriteObjC.cpp
index 5a5b0eada3a..2e101f402b7 100644
--- a/clang/lib/Frontend/RewriteObjC.cpp
+++ b/clang/lib/Frontend/RewriteObjC.cpp
@@ -4293,7 +4293,19 @@ void RewriteObjC::RewriteCastExpr(CStyleCastExpr *CE) {
 
   const char *startBuf = SM->getCharacterData(LocStart);
   const char *endBuf = SM->getCharacterData(LocEnd);
-
+  QualType QT = CE->getType();
+  const Type* TypePtr = QT->getAs<Type>();
+  if (isa<TypeOfExprType>(TypePtr)) {
+    const TypeOfExprType *TypeOfExprTypePtr = cast<TypeOfExprType>(TypePtr);
+    QT = TypeOfExprTypePtr->getUnderlyingExpr()->getType();
+    std::string TypeAsString = "(";
+    TypeAsString += QT.getAsString();
+    TypeAsString += ")";
+    ReplaceText(LocStart, endBuf-startBuf+1, 
+                TypeAsString.c_str(), TypeAsString.size());
+    return;
+  }
+  
   // advance the location to startArgList.
   const char *argPtr = startBuf;
 
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