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gh-91782: Define static_assert() macro on FreeBSD #91787

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Merged
vstinner merged 1 commit into from
Apr 21, 2022
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gh-91782: Define static_assert() macro on FreeBSD #91787

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9 changes: 9 additions & 0 deletions Include/pymacro.h
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Original file line number Diff line number Diff line change
@@ -1,6 +1,15 @@
#ifndef Py_PYMACRO_H
#define Py_PYMACRO_H

// gh-91782: On FreeBSD 12, if the _POSIX_C_SOURCE and _XOPEN_SOURCE macros are
// defined, <sys/cdefs.h> disables C11 support and <assert.h> does not define
// the static_assert() macro. Define the static_assert() macro in Python until
// <sys/cdefs.h> suports C11:
// https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=255290
#if defined(__FreeBSD__) && !defined(static_assert)
# define static_assert _Static_assert
#endif

/* Minimum value between x and y */
#define Py_MIN(x, y) (((x) > (y)) ? (y) : (x))

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