1 files changed, 8 insertions, 1 deletions
diff --git a/src/google/protobuf/util/time_util.cc b/src/google/protobuf/util/time_util.cc
index c782d691..031d019a 100644
--- a/src/google/protobuf/util/time_util.cc
+++ b/src/google/protobuf/util/time_util.cc
@@ -142,6 +142,13 @@ int64 RoundTowardZero(int64 value, int64 divider) {
 }
 }  // namespace
 
+// Actually define these static const integers. Required by C++ standard (but
+// omitting them may still work with some compilers).
+const int64 TimeUtil::kTimestampMinSeconds;
+const int64 TimeUtil::kTimestampMaxSeconds;
+const int64 TimeUtil::kDurationMaxSeconds;
+const int64 TimeUtil::kDurationMinSeconds;
+
 string TimeUtil::ToString(const Timestamp& timestamp) {
   return FormatTime(timestamp.seconds(), timestamp.nanos());
 }
@@ -174,7 +181,7 @@ string TimeUtil::ToString(const Duration& duration) {
     seconds = -seconds;
     nanos = -nanos;
   }
-  result += StringPrintf("%" GOOGLE_LL_FORMAT "d", seconds);
+  result += SimpleItoa(seconds);
   if (nanos != 0) {
     result += "." + FormatNanos(nanos);
   }