diff --git a/llvm/unittests/Support/TimeValueTest.cpp b/llvm/unittests/Support/TimeValueTest.cpp
new file mode 100644
index 0000000..0fd5675
--- /dev/null
+++ b/llvm/unittests/Support/TimeValueTest.cpp
@@ -0,0 +1,23 @@
+//===- llvm/unittest/Support/TimeValueTest.cpp - Time Value tests ---------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "gtest/gtest.h"
+#include "llvm/Support/TimeValue.h"
+#include <time.h>
+
+using namespace llvm;
+namespace {
+
+TEST(TimeValue, time_t) {
+  sys::TimeValue now = sys::TimeValue::now();
+  time_t now_t = time(NULL);
+  EXPECT_TRUE(abs(static_cast<long>(now_t - now.toEpochTime())) < 2);
+}
+
+}