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gh-93678: Address stack exhaustion on WASI (GH-95296)

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Christian Heimes 2022-07-26 22:14:35 +02:00 • committed by GitHub
parent 9af7f87d76
commit 51c56f8d72
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2 changed files with 9 additions and 4 deletions
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11
Lib/test/test_dynamic.py
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@ -1,6 +1,7 @@
# Test the most dynamic corner cases of Python's runtime semantics.
import builtins
import sys
import unittest
from test.support import swap_item, swap_attr
@ -139,12 +140,14 @@ class RebindBuiltinsTests(unittest.TestCase):
def __missing__(self, key):
return int(key.removeprefix("_number_"))
code = "lambda: " + "+".join(f"_number_{i}" for i in range(1000))
sum_1000 = eval(code, MyGlobals())
expected = sum(range(1000))
# 1,000 on most systems
limit = sys.getrecursionlimit()
code = "lambda: " + "+".join(f"_number_{i}" for i in range(limit))
sum_func = eval(code, MyGlobals())
expected = sum(range(limit))
# Warm up the the function for quickening (PEP 659)
for _ in range(30):
self.assertEqual(sum_1000(), expected)
self.assertEqual(sum_func(), expected)
if __name__ == "__main__":
unittest.main()