From 8370057f0cbdcd1dc8e8a082eedd150eb993c52e Mon Sep 17 00:00:00 2001
From: Zhongxing Xu <xuzhongxing@gmail.com>
Date: Thu, 29 Oct 2009 03:43:06 +0000
Subject: [PATCH] Explicitly convert to double to suppress Visual C++ 2008
 build error C2668 pow is ambiguous call to overloaded function

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85478 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Analysis/MemoryBuiltins.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Analysis/MemoryBuiltins.cpp b/lib/Analysis/MemoryBuiltins.cpp
index 0982345cfa9..707a9ee77d2 100644
--- a/lib/Analysis/MemoryBuiltins.cpp
+++ b/lib/Analysis/MemoryBuiltins.cpp
@@ -159,7 +159,7 @@ static Value* isArrayMallocHelper(const CallInst *CI, LLVMContext &Context,
       ConstantInt* Op1Int = dyn_cast<ConstantInt>(Op1);
       if (!Op1Int) return NULL;
       Value* Op1Pow = ConstantInt::get(Op1->getType(),
-                                       pow(2, Op1Int->getZExtValue()));
+                                       pow((double) 2, (double) Op1Int->getZExtValue()));
       if (Op0 == ElementSize || (FoldedElementSize && Op0 == FoldedElementSize))
         // ArraySize << log2(ElementSize)
         return Op1Pow;