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authorNeil Schemenauer <nascheme@enme.ucalgary.ca>2006-07-09 21:19:29 (GMT)
committerNeil Schemenauer <nascheme@enme.ucalgary.ca>2006-07-09 21:19:29 (GMT)
commit6ec6ab02c33b1b879fef7058bcfecd4edaa66bd9 (patch)
tree8774584d013bbdd1538b5ef8b9813805f2a8bf05 /Lib/test/test_compile.py
parent0e07b60a4e44129cfafaeacac765cf957e2ea219 (diff)
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Fix SF bug 1441486: bad unary minus folding in compiler.
Diffstat (limited to 'Lib/test/test_compile.py')
-rw-r--r--Lib/test/test_compile.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/test/test_compile.py b/Lib/test/test_compile.py
index 7c24d1b..bacec35 100644
--- a/Lib/test/test_compile.py
+++ b/Lib/test/test_compile.py
@@ -211,6 +211,10 @@ if 1:
self.assertEqual(eval("-" + all_one_bits), -18446744073709551615L)
else:
self.fail("How many bits *does* this machine have???")
+ # Verify treatment of contant folding on -(sys.maxint+1)
+ # i.e. -2147483648 on 32 bit platforms. Should return int, not long.
+ self.assertTrue(isinstance(eval("%s" % (-sys.maxint - 1)), int))
+ self.assertTrue(isinstance(eval("%s" % (-sys.maxint - 2)), long))
def test_sequence_unpacking_error(self):
# Verify sequence packing/unpacking with "or". SF bug #757818