mirror of https://github.com/python/cpython
gh-110820: Make sure processor specific defines are correct for Universal 2 build on macOS (#112828)
* gh-110820: Make sure processor specific defines are correct for Universal 2 build on macOS A number of processor specific defines are different for x86-64 and arm64, and need to be adjusted in pymacconfig.h. * remove debug stuf
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@ -7,7 +7,9 @@
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#define PY_MACCONFIG_H
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#ifdef __APPLE__
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#undef ALIGNOF_MAX_ALIGN_T
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#undef SIZEOF_LONG
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#undef SIZEOF_LONG_DOUBLE
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#undef SIZEOF_PTHREAD_T
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#undef SIZEOF_SIZE_T
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#undef SIZEOF_TIME_T
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@ -20,6 +22,7 @@
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#undef DOUBLE_IS_BIG_ENDIAN_IEEE754
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#undef DOUBLE_IS_LITTLE_ENDIAN_IEEE754
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#undef HAVE_GCC_ASM_FOR_X87
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#undef HAVE_GCC_ASM_FOR_X64
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#undef VA_LIST_IS_ARRAY
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#if defined(__LP64__) && defined(__x86_64__)
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@ -74,8 +77,14 @@
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# define DOUBLE_IS_LITTLE_ENDIAN_IEEE754
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#endif
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#ifdef __i386__
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#if defined(__i386__) || defined(__x86_64__)
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# define HAVE_GCC_ASM_FOR_X87
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# define ALIGNOF_MAX_ALIGN_T 16
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# define HAVE_GCC_ASM_FOR_X64 1
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# define SIZEOF_LONG_DOUBLE 16
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#else
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# define ALIGNOF_MAX_ALIGN_T 8
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# define SIZEOF_LONG_DOUBLE 8
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#endif
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#endif // __APPLE__
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@ -0,0 +1,3 @@
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Make sure the preprocessor definitions for ``ALIGNOF_MAX_ALIGN_T``,
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``SIZEOF_LONG_DOUBLE`` and ``HAVE_GCC_ASM_FOR_X64`` are correct for
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Universal 2 builds on macOS.
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