mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-12-04 00:30:19 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 8

Merged revisions 81967 via svnmerge from

Browse source 
svn+ssh://pythondev@svn.python.org/python/trunk

........
  r81967 | mark.dickinson | 2010-06-13 11:50:29 +0100 (Sun, 13 Jun 2010) | 4 lines

  Issue #8986: erfc was raising OverflowError on Linux for arguments in
  the (approximate) range (-27.3, 30.0), as a result of an escaped errno
  value.
........
This commit is contained in:
Mark Dickinson 2010-06-13 10:52:38 +00:00
parent c6f1396be0
commit bcdf9da265
5 changed files with 67 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

9
Lib/test/test_math.py
View file

@ -1042,6 +1042,15 @@ class MathTests(unittest.TestCase):
accuracy_failure = acc_check(expected, got,
rel_err = 5e-15,
abs_err = 5e-15)
elif fn == 'erfc':
# erfc has less-than-ideal accuracy for large
# arguments (x ~ 25 or so), mainly due to the
# error involved in computing exp(-x*x).
#
# XXX Would be better to weaken this test only
# for large x, instead of for all x.
accuracy_failure = ulps_check(expected, got, 2000)
else:
accuracy_failure = ulps_check(expected, got, 20)
if accuracy_failure is None: