Move GetProgramCounter in FROM_HERE to a common function

base/location_unittest.cc

Index: base/location_unittest.cc
diff --git a/base/location_unittest.cc b/base/location_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..277a411f0729dd29af1ff2cfeff0c3c41ff66982
--- /dev/null
+++ b/base/location_unittest.cc
@@ -0,0 +1,24 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/location.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace tracked_objects {
+
+#if defined(COMPILER_MSVC) || (defined(COMPILER_GCC) && !defined(OS_NACL))
+TEST(LocationTest, TestProgramCounter) {
+  Location loc1 = FROM_HERE;
+  const void* pc1 = GetProgramCounter();
+  const void* pc2 = GetProgramCounter();
+  Location loc2 = FROM_HERE;
+
+  EXPECT_LT(loc1.program_counter(), pc1);
+  EXPECT_LT(pc1, pc2);
+  EXPECT_LT(pc2, loc2.program_counter());
+}
+#endif // defined(COMPILER_MSVC) || (defined(COMPILER_GCC) && !defined(OS_NACL))
+
+}  // namespace base