From f53d83e5f075d5bfe38169a406617c06ef844bef Mon Sep 17 00:00:00 2001
From: Dale Johannesen <dalej@apple.com>
Date: Tue, 25 Sep 2007 23:07:07 +0000
Subject: Make APFloat->int conversions deterministic even in cases with
 undefined behavior.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42328 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/VMCore/ConstantFold.cpp | 2 --
 1 file changed, 2 deletions(-)

(limited to 'lib/VMCore/ConstantFold.cpp')

diff --git a/lib/VMCore/ConstantFold.cpp b/lib/VMCore/ConstantFold.cpp
index d8b8566193..7154afb183 100644
--- a/lib/VMCore/ConstantFold.cpp
+++ b/lib/VMCore/ConstantFold.cpp
@@ -197,8 +197,6 @@ Constant *llvm::ConstantFoldCastInstruction(unsigned opc, const Constant *V,
       APFloat::opStatus status = V.convertToInteger(x, DestBitWidth, 
                              opc==Instruction::FPToSI,
                              APFloat::rmTowardZero);
-      if (status!=APFloat::opOK && status!=APFloat::opInexact)
-        return 0; // give up
       APInt Val(DestBitWidth, 2, x);
       return ConstantInt::get(Val);
     }
-- 
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