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-rw-r--r--Lib/test/test_eintr.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/Lib/test/test_eintr.py b/Lib/test/test_eintr.py
index d3cdda04e6..75452f2d41 100644
--- a/Lib/test/test_eintr.py
+++ b/Lib/test/test_eintr.py
@@ -16,7 +16,8 @@ class EINTRTests(unittest.TestCase):
# Run the tester in a sub-process, to make sure there is only one
# thread (for reliable signal delivery).
tester = support.findfile("eintr_tester.py", subdir="eintrdata")
- script_helper.assert_python_ok(tester)
+ # use -u to try to get the full output if the test hangs or crash
+ script_helper.assert_python_ok("-u", tester)
if __name__ == "__main__":