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#if defined HAVE_FMA4_SUPPORT || defined HAVE_AVX_SUPPORT
# include <init-arch.h>
# include <math.h>
extern double __atan_sse2 (double);
extern double __atan_avx (double);
# ifdef HAVE_FMA4_SUPPORT
extern double __atan_fma4 (double);
# else
# undef HAS_ARCH_FEATURE
# define HAS_ARCH_FEATURE(feature) 0
# define __atan_fma4 ((void *) 0)
# endif
libm_ifunc (atan, (HAS_ARCH_FEATURE (FMA4_Usable) ? __atan_fma4 :
HAS_ARCH_FEATURE (AVX_Usable)
? __atan_avx : __atan_sse2));
# define atan __atan_sse2
#endif
#include <sysdeps/ieee754/dbl-64/s_atan.c>
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