8000 gh-61103: drop unused Py_HAVE_C_COMPLEX define by skirpichev · Pull Request #133435 · python/cpython · GitHub
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gh-61103: drop unused Py_HAVE_C_COMPLEX define #133435

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Merged
merged 1 commit into from
May 5, 2025
Merged

gh-61103: drop unused Py_HAVE_C_COMPLEX define #133435

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4 changes: 2 additions & 2 deletions Modules/_ctypes/_ctypes_test.c
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@
# define _Py_thread_local __thread
#endif

#if defined(Py_HAVE_C_COMPLEX) && defined(Py_FFI_SUPPORT_C_COMPLEX)
#if defined(Py_FFI_SUPPORT_C_COMPLEX)
# include <complex.h> // csqrt()
# undef I // for _ctypes_test_generated.c.h
#endif
Expand Down Expand Up @@ -457,7 +457,7 @@ EXPORT(double) my_sqrt(double a)
return sqrt(a);
}

#if defined(Py_HAVE_C_COMPLEX) && defined(Py_FFI_SUPPORT_C_COMPLEX)
#if defined(Py_FFI_SUPPORT_C_COMPLEX)
EXPORT(double complex) my_csqrt(double complex a)
{
return csqrt(a);
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47 changes: 0 additions & 47 deletions configure
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29 changes: 0 additions & 29 deletions configure.ac
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Expand Up @@ -3838,35 +3838,6 @@ dnl The AIX_BUILDDATE is obtained from the kernel fileset - bos.mp64
*) ;;
esac

# check for _Complex C type
#
# Note that despite most compilers define __STDC_IEC_559_COMPLEX__ - almost
# none properly support C11+ Annex G (where pure imaginary types
# represented by _Imaginary are mandatory). This is a bug (see e.g.
# llvm/llvm-project#60269), so we don't rely on presence
# of __STDC_IEC_559_COMPLEX__.
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <complex.h>
#define test(type, out) \
{ \
type complex z = 1 + 2*I; z = z*z; \
(out) = (out) || creal(z) != -3 || cimag(z) != 4; \
}
int main(void)
{
int res = 0;
test(float, res);
test(double, res);
test(long double, res);
return res;
}]])], [ac_cv_c_complex_supported=yes],
[ac_cv_c_complex_supported=no],
[ac_cv_c_complex_supported=no])
if test "$ac_cv_c_complex_supported" = "yes"; then
AC_DEFINE([Py_HAVE_C_COMPLEX], [1],
[Defined if _Complex C type is available.])
fi

# check for systems that require aligned memory access
AC_CACHE_CHECK([aligned memory access is required], [ac_cv_aligned_required],
[AC_RUN_IFELSE([AC_LANG_SOURCE([[
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3 changes: 0 additions & 3 deletions pyconfig.h.in
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Expand Up @@ -1730,9 +1730,6 @@
SipHash13: 3, externally defined: 0 */
#undef Py_HASH_ALGORITHM

/* Defined if _Complex C type is available. */
#undef Py_HAVE_C_COMPLEX

/* Define if year with century should be normalized for strftime. */
#undef Py_NORMALIZE_CENTURY

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