From 3aca8799067c694cdd90b7fd2151ba4097886936 Mon Sep 17 00:00:00 2001
From: Francois Pichet <pichet2000@gmail.com>
Date: Thu, 17 May 2012 03:38:19 +0000
Subject: [PATCH] Fix the MSVC 2010 build: disable the optimizer for a
 problematic function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156973 91177308-0d34-0410-b5e6-96231b3b80d8
---
 utils/TableGen/IntrinsicEmitter.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/utils/TableGen/IntrinsicEmitter.cpp b/utils/TableGen/IntrinsicEmitter.cpp
index d487c276080..0642f59ace5 100644
--- a/utils/TableGen/IntrinsicEmitter.cpp
+++ b/utils/TableGen/IntrinsicEmitter.cpp
@@ -466,6 +466,7 @@ static void EncodeFixedValueType(MVT::SimpleValueType VT,
   Sig.push_back(~0U);
 }
 
+#pragma optimize("",off) // MSVC 2010 optimizer can't deal with this function.
 
 static void EncodeFixedType(Record *R, SmallVectorImpl<unsigned> &Sig) {
   
@@ -531,6 +532,7 @@ static void EncodeFixedType(Record *R, SmallVectorImpl<unsigned> &Sig) {
   assert(VT != MVT::isVoid);
   EncodeFixedValueType(VT, Sig);
 }
+#pragma optimize("",on)
 
 /// ComputeFixedEncoding - If we can encode the type signature for this
 /// intrinsic into 32 bits, return it.  If not, return ~0U.