And the segfaults are apparently somewhat random. This is beginning
to look like an issue unrelated to decimal that was perhaps recently
introduced (in which case "hg bisect" would be the fastest
way to debug).


http://buildbot.python.org/all/builders/PPC64%20AIX%203.x/builds/4183/steps/test/logs/stdio

[129/399/3] test_email
Fatal Python error: Segmentation fault

Current thread 0x00000001 (most recent call first):
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/email/utils.py", line 57 in _has_surrogates
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/email/message.py", line 264 in get_payload
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/test_email/test_email.py", line 3463 in test_long_lines
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/case.py", line 600 in run
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/case.py", line 648 in __call__
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/suite.py", line 122 in run
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/suite.py", line 84 in __call__
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/suite.py", line 122 in run
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/suite.py", line 84 in __call__
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/suite.py", line 122 in run
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/suite.py", line 84 in __call__
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/suite.py", line 122 in run
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/suite.py", line 84 in __call__
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/suite.py", line 122 in run
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/suite.py", line 84 in __call__
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/unittest/runner.py", line 176 in run
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/support/__init__.py", line 1775 in _run_suite
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/support/__init__.py", line 1809 in run_unittest
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/libregrtest/runtest.py", line 159 in test_runner
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/libregrtest/runtest.py", line 160 in runtest_inner
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/libregrtest/runtest.py", line 113 in runtest
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/libregrtest/main.py", line 289 in run_tests_sequential
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/libregrtest/main.py", line 331 in run_tests
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/libregrtest/main.py", line 362 in main
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/libregrtest/main.py", line 404 in main
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/libregrtest/main.py", line 426 in main_in_temp_cwd
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/test/__main__.py", line 3 in <module>
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/runpy.py", line 85 in _run_code
  File "/home/shager/cpython-buildarea/3.x.edelsohn-aix-ppc64/build/Lib/runpy.py", line 170 in _run_module_as_main