From deff0f5c25f0c6a2a01700e78f7e530242ebfbb0 Mon Sep 17 00:00:00 2001
From: Alex Zolotarev <alex@maps.me>
Date: Tue, 26 Jan 2016 13:21:39 +0300
Subject: [PATCH] Correctly print invalid timestamp.

---
 base/timer.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/base/timer.cpp b/base/timer.cpp
index cd14828ed5..d700d1b899 100644
--- a/base/timer.cpp
+++ b/base/timer.cpp
@@ -64,6 +64,9 @@ uint32_t TodayAsYYMMDD()
 
 string TimestampToString(time_t time)
 {
+  if (time == INVALID_TIME_STAMP)
+    return string("INVALID_TIME_STAMP");
+
   tm * t = gmtime(&time);
   char buf[21] = { 0 };
 #ifdef OMIM_OS_WINDOWS