You are working on the cython/cython repository. The source code is checked out at /testbed at commit…
You are working on the cython/cython repository. The source code is checked out at /testbed at commit…: a task in SWE-Lego-RL-2699 (Harbor dataset). When run in a Py3.15 pydebug build, the "test dataclasses" test crashes with an assertion error: 2025-10-19T20:18:39.7463763Z 0 compiling (c) tests…
The task
When run in a Py3.15 pydebug build, the "test_dataclasses" test crashes with an assertion error: ``` 2025-10-19T20:18:39.7463763Z [0] compiling (c) tests in and running test_dataclasses ... 2025-10-19T20:19:05.1686730Z Objects/unicodeobject.c:698: _PyUnicode_CheckConsistency: Assertion failed: maxchar < 128…
Part of Lego-X/Lego-RL-2699.