From: Chris Lattner <sabre@nondot.org>
Date: Sat, 18 Apr 2009 23:12:40 +0000 (+0000)
Subject: "This patch fixes message sends to super in class methods for the GNU runtime (curren... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=39d462e231de8f37fffd5a32394fb7642f489d10;p=clang

"This patch fixes message sends to super in class methods for the GNU runtime (currently an instance method lookup is being performed)."

Patch by David Chisnall!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69493 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/CGObjCGNU.cpp b/lib/CodeGen/CGObjCGNU.cpp
index cd94290000..c5e2538ca0 100644
--- a/lib/CodeGen/CGObjCGNU.cpp
+++ b/lib/CodeGen/CGObjCGNU.cpp
@@ -299,8 +299,9 @@ CGObjCGNU::GenerateMessageSendSuper(CodeGen::CodeGenFunction &CGF,
   const ObjCInterfaceDecl *SuperClass = Class->getSuperClass();
   // TODO: This should be cached, not looked up every time.
   llvm::Value *ReceiverClass = GetClass(CGF.Builder, SuperClass);
-
-
+  if (IsClassMessage)
+    ReceiverClass = CGF.Builder.CreateBitCast(CGF.Builder.CreateLoad(
+      CGF.Builder.CreateStructGEP(ReceiverClass, 0)), IdTy);
   // Construct the structure used to look up the IMP
   llvm::StructType *ObjCSuperTy = llvm::StructType::get(Receiver->getType(),
       IdTy, NULL);