René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"make regen-all is not deterministic","articleBody":"# Bug report\n\n### Checklist\n\n- [X] I am confident this is a bug in CPython, not a bug in a third-party project\n- [X] I have searched the [CPython issue tracker](https://github.com/python/cpython/issues?q=is%3Aissue+sort%3Acreated-desc),\nand am confident this bug has not been reported before\n\n\n### CPython versions tested on:\n\nCPython main branch\n\n### Operating systems tested on:\n\nLinux\n\n### Output from running 'python -VV' on the command line:\n\n_No response_\n\n### A clear and concise description of the bug:\n\nThe ``make regen-all`` command is not deterministic. Depending in the order in which the target dependencies are executed, the result change.\n\nregen1.sh:\n\n```\nset -e -x\n\ngit checkout .\ngit checkout 79823c103b66030f10e07e04a5462f101674a4fc\n\n# WARNING: it removes all untracked files!\ngit clean -fdx\n\n./configure --with-pydebug\n\nmake regen-cases\nmake regen-typeslots\nmake regen-token\nmake regen-ast\nmake regen-keyword\nmake regen-sre\nmake regen-frozen\nmake regen-pegen-metaparser\nmake regen-pegen\nmake regen-test-frozenmain\nmake regen-test-levenshtein\n\nmake clinic\nmake regen-global-objects\n\necho\ngrep 'ID(traceback)' Python/deepfreeze/deepfreeze.c || true\necho\nwc -l Python/deepfreeze/deepfreeze.c\n```\n\nregen2.sh:\n\n```\nset -e -x\n\ngit checkout .\ngit checkout 79823c103b66030f10e07e04a5462f101674a4fc\n\n# WARNING: it removes all untracked files!\ngit clean -fdx\n\n./configure --with-pydebug\n\nmake clinic\nmake regen-global-objects\n\nmake regen-cases\nmake regen-typeslots\nmake regen-token\nmake regen-ast\nmake regen-keyword\nmake regen-sre\nmake regen-frozen\nmake regen-pegen-metaparser\nmake regen-pegen\nmake regen-test-frozenmain\nmake regen-test-levenshtein\n\necho\ngrep 'ID(traceback)' Python/deepfreeze/deepfreeze.c || true\necho\nwc -l Python/deepfreeze/deepfreeze.c\n```\n\nregen1.sh output:\n\n```\n(...)\n\n            \u0026_Py_ID(traceback),\n            \u0026_Py_ID(traceback),\n\n146433 Python/deepfreeze/deepfreeze.c\n```\n\nregen2.sh output:\n\n```\n(...)\n\n146543 Python/deepfreeze/deepfreeze.c\n```\n\n* Using ``regen1.sh``, there is a ``traceback`` identfier in ``Python/deepfreeze/deepfreeze.c``.\n* Using ``regen1.sh``, there **is no** ``traceback`` identfier in ``Python/deepfreeze/deepfreeze.c``.\n\nThese commands are coming from ``regen-all`` in ``Makefile.pre.in``:\n\n```\nregen-all: regen-cases regen-typeslots \\\n        regen-token regen-ast regen-keyword regen-sre regen-frozen clinic \\\n        regen-pegen-metaparser regen-pegen regen-test-frozenmain \\\n        regen-test-levenshtein regen-global-objects\n```\n\n\u003c!-- gh-linked-prs --\u003e\n### Linked PRs\n* gh-108741\n* gh-109019\n* gh-109021\n\u003c!-- /gh-linked-prs --\u003e\n","author":{"url":"https://github.com/vstinner","@type":"Person","name":"vstinner"},"datePublished":"2023-08-31T22:49:48.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/108740/cpython/issues/108740"}