Antoine Pitrou added the comment:
This patch does the trick:
diff --git a/Lib/test/libregrtest/refleak.py b/Lib/test/libregrtest/refleak.py
index efe5210..68e490a 100644
--- a/Lib/test/libregrtest/refleak.py
+++ b/Lib/test/libregrtest/refleak.py
@@ -48,6 +48,11 @@ def dash_R(the_module, test, indirect_test, huntrleaks):
print("beginning", repcount, "repetitions", file=sys.stderr)
print(("1234567890"*(repcount//10 + 1))[:repcount], file=sys.stderr,
flush=True)
+
+ int_pool = {i: i for i in range(-1000, 1000)}
+ def get_pooled_int(v):
+ return int_pool.setdefault(v, v)
+
# initialize variables to make pyflakes quiet
rc_before = alloc_before = fd_before = 0
for i in range(repcount):
@@ -56,9 +61,9 @@ def dash_R(the_module, test, indirect_test, huntrleaks):
abcs)
print('.', end='', file=sys.stderr, flush=True)
if i >= nwarmup:
- rc_deltas[i] = rc_after - rc_before
- alloc_deltas[i] = alloc_after - alloc_before
- fd_deltas[i] = fd_after - fd_before
+ rc_deltas[i] = get_pooled_int(rc_after - rc_before)
+ alloc_deltas[i] = get_pooled_int(alloc_after - alloc_before)
+ fd_deltas[i] = get_pooled_int(fd_after - fd_before)
alloc_before = alloc_after
rc_before = rc_after
fd_before = fd_after
----------
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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue31217>
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