Change the test status file parser to fail if the line contains unparsed toke...

tools/utils.py

 # Copyright 2008 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 25 matching lines @@
   for line in open(name):
     if '#' in line:
       line = line[:line.find('#')]
     line = line.strip()
     if len(line) == 0:
       continue
     list.append(line)
   return list
 
   
+def GuessOS():
+  id = platform.system()
+  if id == 'Linux':
+    return 'linux'
+  elif id == 'Darwin':
+    return 'macos'
+  elif id == 'Windows' or id == 'Microsoft':
+    # On Windows Vista platform.system() can return 'Microsoft' with some
+    # versions of Python, see http://bugs.python.org/issue1082
+    return 'win32'
+  else:
+    return None
+
+
 def GuessArchitecture():
   id = platform.machine()
   if id.startswith('arm'):
     return 'arm'
   elif (not id) or (not re.match('(x|i[3-6])86', id) is None):
     return 'ia32'
   else:
     return None
+
+
+def GuessWordsize():
+  if '64' in platform.machine():
+    return '64'
+  else:
+    return '32'
+
+
+def IsWindows():
+  return GuessOS() == 'win32'