8000 bpo-45548: Remove _math.c workarounds for pre-C99 libm by tiran · Pull Request #29179 · python/cpython · GitHub
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bpo-45548: Remove _math.c workarounds for pre-C99 libm #29179

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Merged
merged 4 commits into from
Oct 25, 2021
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bpo-45548: Remove _math.c workarounds for pre-C99 libm #29179

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ba5de5f
bpo-45548: Remove _math.c workarounds for pre-C99 libm
tiran Oct 22, 2021
0ea1734
Update Misc/NEWS.d/next/Build/2021-10-24-21-49-49.bpo-45548.UWx0UC.rst
tiran Oct 25, 2021
fc3db0c
Remove _math.c depends from setup.py
tiran Oct 25, 2021
45b7fa6
Update comments, it's _math.h now
tiran Oct 25, 2021
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Update comments, it's _math.h now
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@tiran
tiran committed Oct 25, 2021
commit 45b7fa66ed8877e75f6d9bab5fb7a5515a3c08ad
2 changes: 1 addition & 1 deletion Modules/_math.h
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@@ -1,6 +1,6 @@
/* log1p(x) = log(1+x). The log1p function is designed to avoid the
significant loss of precision that arises from direct evaluation when x is
small. Use the substitute from _math.c on all platforms: it includes
small. Use the substitute from _math.h on all platforms: it includes
workarounds for buggy handling of zeros.
*/

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2 changes: 1 addition & 1 deletion Modules/mathmodule.c
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Expand Up @@ -61,7 +61,7 @@ raised for division by zero and mod by zero.
#include "pycore_call.h" // _PyObject_CallNoArgs()
#include "pycore_dtoa.h" // _Py_dg_infinity()
#include "pycore_long.h" // _PyLong_GetZero()
/* For DBL_EPSILON in _math.c */
/* For DBL_EPSILON in _math.h */
#include <float.h>
/* For _Py_log1p with workarounds for buggy handling of zeros. */
#include "_math.h"
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