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bpo-46656: Remove Py_NO_NAN macro (GH-31160)

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Building Python now requires support for floating point Not-a-Number
(NaN): remove the Py_NO_NAN macro.
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Victor Stinner 2022-02-25 01:32:57 +01:00 • committed by GitHub
parent 5f8b5e2f21
commit 1b2611eb02
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9 changed files with 16 additions and 28 deletions
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7
Include/pymath.h
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@ -50,11 +50,8 @@
# define Py_HUGE_VAL HUGE_VAL
#endif
/* Py_NAN
* A value that evaluates to a quiet Not-a-Number (NaN).
* Define Py_NO_NAN in pyconfig.h if your platform doesn't support NaNs.
*/
#if !defined(Py_NAN) && !defined(Py_NO_NAN)
// Py_NAN: Value that evaluates to a quiet Not-a-Number (NaN).
#if !defined(Py_NAN)
# if _Py__has_builtin(__builtin_nan)
// Built-in implementation of the ISO C99 function nan(): quiet NaN.
# define Py_NAN (__builtin_nan(""))