This change broke test_gdb on most buildbots :-(

http://buildbot.python.org/all/builders/x86%20Ubuntu%20Shared%203.x/builds/1159/steps/test/logs/stdio

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FAIL: test_pyup_command (test.test_gdb.StackNavigationTests)
Verify that the "py-up" command works
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Traceback (most recent call last):
  File "/srv/buildbot/buildarea/3.x.bolen-ubuntu/build/Lib/test/test_gdb.py", line 688, in test_pyup_command
    $''')
  File "/srv/buildbot/buildarea/3.x.bolen-ubuntu/build/Lib/test/test_gdb.py", line 259, in assertMultilineMatches
    self.fail(msg='%r did not match %r' % (actual, pattern))
AssertionError: 'Breakpoint 1 (builtin_id) pending.\n[Thread debugging using libthread_db enabled]\nUsing host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".\n\nBreakpoint 1, builtin_id (self=self@entry=, v=42) at Python/bltinmodule.c:1103\n1103\t{\n#4 Frame 0x4086b4cc, for file /srv/buildbot/buildarea/3.x.bolen-ubuntu/build/Lib/test/gdb_sample.py, line 10, in baz (args=(1, 2, 3))\n    id(42)\n#5 Frame 0x4086b4cc, for file /srv/buildbot/buildarea/3.x.bolen-ubuntu/build/Lib/test/gdb_sample.py, line 10, in baz (args=(1, 2, 3))\n    id(42)\n' did not match '^.*\n#[0-9]+ Frame 0x-?[0-9a-f]+, for file .*gdb_sample.py, line 7, in bar \\(a=1, b=2, c=3\\)\n    baz\\(a, b, c\\)\n$'