From a2b7937777122b1397ada4b20da5cfc66b349107 Mon Sep 17 00:00:00 2001
From: Jisi Liu <jisi.liu@gmail.com>
Date: Thu, 18 Jun 2015 13:35:24 -0700
Subject: [PATCH] using ::isnan to avoid conflicts with std::isnan for C++11
 build.

Change-Id: I057b44eff04c3b0062a4fd4307ce6e4ca1eb952b
---
 src/google/protobuf/util/internal/utility.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/google/protobuf/util/internal/utility.cc b/src/google/protobuf/util/internal/utility.cc
index b6ec19b6f2047..f550f43b382a8 100644
--- a/src/google/protobuf/util/internal/utility.cc
+++ b/src/google/protobuf/util/internal/utility.cc
@@ -302,7 +302,7 @@ bool IsMap(const google::protobuf::Field& field,
 string DoubleAsString(double value) {
   if (value == std::numeric_limits<double>::infinity()) return "Infinity";
   if (value == -std::numeric_limits<double>::infinity()) return "-Infinity";
-  if (isnan(value)) return "NaN";
+  if (::isnan(value)) return "NaN";
 
   return SimpleDtoa(value);
 }