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Issue #21951: Fixed a crash in Tkinter on AIX when called Tcl command with

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empty string or tuple argument.

On some platforms Tcl memory allocator returns NULL when allocating zero-sized
block of memory.
This commit is contained in:
Serhiy Storchaka 2014-09-11 10:58:02 +03:00
commit d5fd6188e2
3 changed files with 9 additions and 1 deletions
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3
Lib/test/test_tcl.py
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@ -418,7 +418,6 @@ class TclTest(unittest.TestCase):
self.assertEqual(passValue(['a', ['b', 'c']]),
('a', ('b', 'c')) if self.wantobjects else 'a {b c}')
@unittest.skipIf(sys.platform.startswith("aix"), 'Issue #21951: crashes on AIX')
def test_user_command(self):
result = None
def testfunc(arg):
@ -446,9 +445,11 @@ class TclTest(unittest.TestCase):
check('string')
check('string\xbd')
check('string\u20ac')
check('')
check(b'string', 'string')
check(b'string\xe2\x82\xac', 'string\xe2\x82\xac')
check(b'string\xbd', 'string\xbd')
check(b'', '')
check('str\x00ing')
check('str\x00ing\xbd')
check('str\x00ing\u20ac')