Merged revisions 77535 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k
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r77535 | mark.dickinson | 2010-01-16 18:10:25 +0000 (Sat, 16 Jan 2010) | 21 lines
Merged revisions 77519,77530,77533 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r77519 | mark.dickinson | 2010-01-16 10:44:00 +0000 (Sat, 16 Jan 2010) | 5 lines
Issue #7632: Fix a serious wrong output bug for string -> float conversion.
Also remove some now unused variables, and add comments clarifying the
possible outputs of the parsing section of _Py_dg_strtod. Thanks
Eric Smith for reviewing.
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r77530 | mark.dickinson | 2010-01-16 17:57:49 +0000 (Sat, 16 Jan 2010) | 3 lines
Issue #7632: Fix one more case of incorrect rounding for str -> float
conversion (see bug 5 in the issue tracker).
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r77533 | mark.dickinson | 2010-01-16 18:06:17 +0000 (Sat, 16 Jan 2010) | 1 line
Fix multiple uses of variable 'L' in _Py_dg_strtod, where one use requires an unsigned long and the other a signed long. See also r77421.
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diff --git a/Misc/NEWS b/Misc/NEWS
index d0d761d..63465bf 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,10 +12,12 @@
Core and Builtins
-----------------
-- Issue #7632: Fix a crash in dtoa.c that occurred in debug builds
- when parsing certain long numeric strings corresponding to subnormal
- values. Also fix a number of bugs in dtoa.c that could lead to
- incorrectly rounded results when converting strings to floats.
+- Issue #7632: Fix various str -> float conversion bugs present in 2.7
+ alpha 2, including: (1) a serious 'wrong output' bug that could
+ occur for long (> 40 digit) input strings, (2) a crash in dtoa.c
+ that occurred in debug builds when parsing certain long numeric
+ strings corresponding to subnormal values, and (3) a number of flaws
+ that could lead to incorrectly rounded results.
- Issue #7604: Deleting an unset slotted attribute did not raise an
AttributeError.