From 4e3aedeaa6d4b17f999314e43bd5e91f075d0a4c Mon Sep 17 00:00:00 2001 From: Jeff Cohen Date: Tue, 3 May 2005 03:13:01 +0000 Subject: [PATCH] Use ANSI-approved way of getting the value infinity (otherwise VC++ won't compile it) llvm-svn: 21662 --- llvm/lib/VMCore/ConstantFolding.cpp | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/llvm/lib/VMCore/ConstantFolding.cpp b/llvm/lib/VMCore/ConstantFolding.cpp index 8cb1c0745347..802c9f4011e1 100644 --- a/llvm/lib/VMCore/ConstantFolding.cpp +++ b/llvm/lib/VMCore/ConstantFolding.cpp @@ -24,6 +24,7 @@ #include "llvm/DerivedTypes.h" #include "llvm/Function.h" #include "llvm/Support/GetElementPtrTypeIterator.h" +#include #include using namespace llvm; @@ -471,9 +472,9 @@ struct DirectFPRules return ConstantClass::get(*Ty, Result); } static Constant *Div(const ConstantClass *V1, const ConstantClass *V2) { - if (V2->isExactlyValue(0.0)) return ConstantClass::get(*Ty, INFINITY); - if (V2->isExactlyValue(-0.0)) return ConstantClass::get(*Ty, -INFINITY); - if (V2->isNullValue()) return 0; + BuiltinType inf = std::numeric_limits::infinity(); + if (V2->isExactlyValue(0.0)) return ConstantClass::get(*Ty, inf); + if (V2->isExactlyValue(-0.0)) return ConstantClass::get(*Ty, -inf); BuiltinType R = (BuiltinType)V1->getValue() / (BuiltinType)V2->getValue(); return ConstantClass::get(*Ty, R); }