Issue 18137: format(float, str): integer overflow for huge precision (original) (raw)

This issue has been migrated to GitHub: https://github.com/python/cpython/issues/62337

classification

Title: format(float, str): integer overflow for huge precision
Type: Stage:
Components: Interpreter Core Versions: Python 3.3, Python 3.4, Python 2.7

process

Status: closed Resolution: fixed
Dependencies: Superseder:
Assigned To: Nosy List: mark.dickinson, python-dev, serhiy.storchaka, vstinner
Priority: normal Keywords: patch

Created on 2013-06-04 23:11 by vstinner, last changed 2022-04-11 14:57 by admin. This issue is now closed.

Files
File name Uploaded Description Edit
float_format_precision.patch vstinner,2013-06-04 23:11 review
Messages (2)
msg190629 - (view) Author: STINNER Victor (vstinner) * (Python committer) Date: 2013-06-04 23:11
format(1.2, ".%sf" % (2**32 + 2)) returns "1.20": the integer overflow is not catced. Attached patch fixes the issue.
msg191693 - (view) Author: Roundup Robot (python-dev) (Python triager) Date: 2013-06-23 12:57
New changeset ef5175d08e7e by Victor Stinner in branch '3.3': Issue #18137: Detect integer overflow on precision in float.__format__() and http://hg.python.org/cpython/rev/ef5175d08e7e New changeset 81fef2666ebb by Victor Stinner in branch 'default': (Merge 3.3) Issue #18137: Detect integer overflow on precision in http://hg.python.org/cpython/rev/81fef2666ebb New changeset d2b4f59943fa by Victor Stinner in branch '2.7': Issue #18137: Detect integer overflow on precision in float.__format__() http://hg.python.org/cpython/rev/d2b4f59943fa
History
Date User Action Args
2022-04-11 14:57:46 admin set github: 62337
2013-06-23 12:57:47 vstinner set status: open -> closedresolution: fixed
2013-06-23 12:57:35 python-dev set nosy: + python-devmessages: +
2013-06-05 04:43:00 serhiy.storchaka set nosy: + serhiy.storchaka
2013-06-04 23:11:30 vstinner create