1#define __tan __tan_fma
2#define __dbl_mp __dbl_mp_fma
3#define __mpranred __mpranred_fma
4#define __mptan __mptan_fma
5#define __sub __sub_fma
6#define SECTION __attribute__ ((section (".text.fma")))
7
8#include <sysdeps/ieee754/dbl-64/s_tan.c>
9

source code of glibc/sysdeps/x86_64/fpu/multiarch/s_tan-fma.c