diff -r c91e7f707562 Lib/test/regrtest.py
--- a/Lib/test/regrtest.py	Tue Jul 09 00:49:03 2013 +0200
+++ b/Lib/test/regrtest.py	Tue Jul 09 01:58:14 2013 +0200
@@ -676,8 +676,8 @@ def main(tests=None, testdir=None, verbo
             while True:
                 for test in tests:
                     yield test
-                    if bad:
-                        return
+                    #if bad:
+                    #    return
         tests = test_forever()
         test_count = ''
         test_count_width = 3
diff -r c91e7f707562 Lib/unittest/case.py
--- a/Lib/unittest/case.py	Tue Jul 09 00:49:03 2013 +0200
+++ b/Lib/unittest/case.py	Tue Jul 09 01:58:14 2013 +0200
@@ -8,6 +8,7 @@ import re
 import warnings
 import collections
 import contextlib
+import failmalloc

 from . import result
 from .util import (strclass, safe_repr, _count_diff_all_purpose,
@@ -493,7 +494,11 @@ class TestCase(object):
             if outcome.success:
                 outcome.expecting_failure = expecting_failure
                 with outcome.testPartExecutor(self, isTest=True):
-                    testMethod()
+                    failmalloc.enable()
+                    try:
+                        testMethod()
+                    finally:
+                        failmalloc.disable()
                 outcome.expecting_failure = False
                 with outcome.testPartExecutor(self):
                     self.tearDown()