From a83af6e1fca165bc2c28daf43a5ebc3ab6e0f5a9 Mon Sep 17 00:00:00 2001
From: Reid Spencer <rspencer@reidspencer.com>
Date: Tue, 20 Feb 2007 18:29:12 +0000
Subject: Use INFINITY macro from math.h instead of constructing hex floating
 point constants (avoids warnings).

llvm-svn: 34452
---
 llvm/lib/Support/APInt.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'llvm/lib/Support/APInt.cpp')

diff --git a/llvm/lib/Support/APInt.cpp b/llvm/lib/Support/APInt.cpp
index ad728e9f6a5..51a1c147f0a 100644
--- a/llvm/lib/Support/APInt.cpp
+++ b/llvm/lib/Support/APInt.cpp
@@ -17,6 +17,7 @@
 #include "llvm/Support/MathExtras.h"
 #include <cstring>
 #include <cstdlib>
+#include <cmath>
 using namespace llvm;
 
 // A utility function for allocating memory, checking for allocation failures,
@@ -837,9 +838,9 @@ double APInt::roundToDouble(bool isSigned) const {
   // Return infinity for exponent overflow
   if (exp > 1023) {
     if (!isSigned || !isNeg)
-      return double(0x0.0p2047L); // positive infinity
+      return double(INFINITY); // positive infinity
     else 
-      return double(-0x0.0p2047L); // negative infinity
+      return double(-INFINITY); // negative infinity
   }
   exp += 1023; // Increment for 1023 bias
 
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