From 1df8cdc58876ac3beb14bfa3b3736ecbe87b8b59 Mon Sep 17 00:00:00 2001
From: Jim Grosbach <grosbach@apple.com>
Date: Fri, 3 Feb 2012 00:26:07 +0000
Subject: [PATCH] Narrow test further. Make bot and test happy.

llvm-svn: 149650
---
 llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
index 84209aa457f5..5bdba9c0173d 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
@@ -1108,7 +1108,9 @@ bool InstCombiner::transformConstExprCastCall(CallSite CS) {
     // If both the callee and the cast type are varargs, we still have to make
     // sure the number of fixed parameters are the same or we have the same
     // ABI issues as if we introduce a varargs call.
-    if (FT->getNumParams() !=
+    if (FT->isVarArg() &&
+        cast<FunctionType>(APTy->getElementType())->isVarArg() &&
+        FT->getNumParams() !=
         cast<FunctionType>(APTy->getElementType())->getNumParams())
       return false;
   }