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| author | Mark Dickinson <dickinsm@gmail.com> | 2009-12-30 16:22:49 (GMT) |
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| committer | Mark Dickinson <dickinsm@gmail.com> | 2009-12-30 16:22:49 (GMT) |
| commit | 9ab44b509a935011beb8e9108a2271ee728e8ad4 (patch) | |
| tree | db93eb3fa764bf5a6154026ed3a4c8109db37216 /Lib/test/ieee754.txt | |
| parent | faa6b7f421ad1491ecbf4807a781202c155568e3 (diff) | |
| download | cpython-9ab44b509a935011beb8e9108a2271ee728e8ad4.zip cpython-9ab44b509a935011beb8e9108a2271ee728e8ad4.tar.gz cpython-9ab44b509a935011beb8e9108a2271ee728e8ad4.tar.bz2 | |
Merged revisions 77139-77140 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r77139 | mark.dickinson | 2009-12-30 12:12:23 +0000 (Wed, 30 Dec 2009) | 3 lines
Issue #7534: Fix handling of nans, infinities, and negative zero in **
operator, on IEEE 754 platforms. Thanks Marcos Donolo for original patch.
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r77140 | mark.dickinson | 2009-12-30 12:22:49 +0000 (Wed, 30 Dec 2009) | 1 line
Add Marcos Donolo for work on issue 7534 patch.
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Diffstat (limited to 'Lib/test/ieee754.txt')
| -rw-r--r-- | Lib/test/ieee754.txt | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Lib/test/ieee754.txt b/Lib/test/ieee754.txt index 5a41c8f..89bb0c5 100644 --- a/Lib/test/ieee754.txt +++ b/Lib/test/ieee754.txt @@ -72,7 +72,7 @@ False >>> NAN >= 0 False -All operations involving a NaN return a NaN except for the power of *0* and *1*. +All operations involving a NaN return a NaN except for nan**0 and 1**nan. >>> 1 + NAN nan >>> 1 * NAN @@ -81,8 +81,10 @@ nan nan >>> 1 ** NAN 1.0 +>>> NAN ** 0 +1.0 >>> 0 ** NAN -0.0 +nan >>> (1.0 + FI.epsilon) * NAN nan |