- Add DEBUG_ONLY and NOT_IN_PRODUCT macros.

runtime/vm/globals.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_GLOBALS_H_
 #define VM_GLOBALS_H_
 
 // This file contains global definitions for the VM library only. Anything that
 // is more globally useful should be added to 'vm/globals.h'.
 
 #include "platform/globals.h"
 
 #if defined(_WIN32)
 // Undef conflicting defines.
 #undef PARITY_EVEN
 #undef PARITY_ODD
 #undef near
-#endif
+#endif  // defined(_WIN32)
 
 // The following #defines are invalidated.
 #undef OVERFLOW  // From math.h conflicts in constants_ia32.h
 
 namespace dart {
 // Smi value range is from -(2^N) to (2^N)-1.
 // N=30 (32-bit build) or N=62 (64-bit build).
 const intptr_t kSmiBits = kBitsPerWord - 2;
 const intptr_t kSmiMax = (static_cast<intptr_t>(1) << kSmiBits) - 1;
 const intptr_t kSmiMin =  -(static_cast<intptr_t>(1) << kSmiBits);
@@ skipping 97 matching lines @@
 #else
 #error Unknown host architecture.
 #endif
 
 
 #endif  // !defined(TARGET_OS_WINDOWS))
 
 }  // namespace dart
 
 #endif  // VM_GLOBALS_H_