[issue13889] str(float) and round(float) issues with FPU precision

[Mark Dickinson]

Mark Dickinson <dickinsm at gmail.com> added the comment:

I'm a bit disturbed that we're not using the _Py_SET_53BIT_PRECISION_* macros in _Py_double_round;  unless I'm missing something, that seems like a major omission.

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue13889>
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