using ::isnan to avoid conflicts with std::isnan for C++11 build.

Change-Id: I057b44eff04c3b0062a4fd4307ce6e4ca1eb952b

using ::isnan to avoid conflicts with std::isnan for C++11 build.
Change-Id: I057b44eff04c3b0062a4fd4307ce6e4ca1eb952b
a2b79377 · Jisi Liu · e6484d30 · a2b79377
Commit a2b79377 authored Jun 18, 2015 by Jisi Liu
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utility.cc src/google/protobuf/util/internal/utility.cc +1 -1

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--- 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);
 }