Hi Fariborz,<div><br></div><div>Can you explain this change?</div><div><br></div><div>The function type being constructed has known arguments (it is filled in from the actual arguments), so this change doesn't make much sense to me.</div>
<div><br></div><div> - Daniel<br><br><div class="gmail_quote">On Wed, Apr 29, 2009 at 12:14 PM, Fariborz Jahanian <span dir="ltr"><<a href="mailto:fjahanian@apple.com">fjahanian@apple.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
Author: fjahanian<br>
Date: Wed Apr 29 14:14:43 2009<br>
New Revision: 70404<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=70404&view=rev" target="_blank">http://llvm.org/viewvc/llvm-project?rev=70404&view=rev</a><br>
Log:<br>
Type of msgSend message dispatch API is a vararg.<br>
<br>
<br>
Modified:<br>
    cfe/trunk/lib/CodeGen/CGObjCMac.cpp<br>
<br>
Modified: cfe/trunk/lib/CodeGen/CGObjCMac.cpp<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGObjCMac.cpp?rev=70404&r1=70403&r2=70404&view=diff" target="_blank">http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGObjCMac.cpp?rev=70404&r1=70403&r2=70404&view=diff</a><br>

<br>
==============================================================================<br>
--- cfe/trunk/lib/CodeGen/CGObjCMac.cpp (original)<br>
+++ cfe/trunk/lib/CodeGen/CGObjCMac.cpp Wed Apr 29 14:14:43 2009<br>
@@ -1413,7 +1413,9 @@<br>
<br>
   CodeGenTypes &Types = CGM.getTypes();<br>
   const CGFunctionInfo &FnInfo = Types.getFunctionInfo(ResultType, ActualArgs);<br>
-  const llvm::FunctionType *FTy = Types.GetFunctionType(FnInfo, false);<br>
+  // Type is a vararg. In 32bit code gen. it is ignored. In 64bit it is<br>
+  // looked at.<br>
+  const llvm::FunctionType *FTy = Types.GetFunctionType(FnInfo, true);<br>
<br>
   llvm::Constant *Fn;<br>
   if (CGM.ReturnTypeUsesSret(FnInfo)) {<br>
<br>
<br>
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</blockquote></div><br></div>