Index: test_list.py
===================================================================
--- test_list.py	(revision 65921)
+++ test_list.py	(working copy)
@@ -15,7 +15,7 @@
         self.assertEqual(list(''), [])
         self.assertEqual(list('spam'), ['s', 'p', 'a', 'm'])
 
-        if sys.maxint == 0x7fffffff:
+        if sys.maxint == 0x7fffffff and "64 bit" not in sys.version:
             # This test can currently only work on 32-bit machines.
             # XXX If/when PySequence_Length() returns a ssize_t, it should be
             # XXX re-enabled.
Index: test_struct.py
===================================================================
--- test_struct.py	(revision 65921)
+++ test_struct.py	(working copy)
@@ -8,7 +8,7 @@
 
 import sys
 ISBIGENDIAN = sys.byteorder == "big"
-IS32BIT = sys.maxint == 0x7fffffff
+IS32BIT = sys.maxint == 0x7fffffff and "64 bit" not in sys.version
 del sys
 
 try:
Index: test_bytes.py
===================================================================
--- test_bytes.py	(revision 65921)
+++ test_bytes.py	(working copy)
@@ -211,9 +211,12 @@
             self.assertEqual(b * -1, b"")
             self.assertRaises(TypeError, lambda: b * 3.14)
             self.assertRaises(TypeError, lambda: 3.14 * b)
-            # XXX Shouldn't bytes and bytearray agree on what to raise?
-            self.assertRaises((OverflowError, MemoryError),
-                              lambda: b * sys.maxint)
+            # a 64bit machine with a 32bit sys.maxint may be able to allocate
+            # all that memory (but it would hurt :)
+            if not (sys.maxint == 0x7fffffff and "64 bit" in sys.version):
+                # XXX Shouldn't bytes and bytearray agree on what to raise?
+                self.assertRaises((OverflowError, MemoryError),
+                                  lambda: b * sys.maxint)
 
     def test_repeat_1char(self):
         self.assertEqual(self.type2test(b'x')*100, self.type2test([ord('x')]*100))