66 #define __tg_choose(x,f,d,l)                                  \  argument
69                                               f))
71 #define __tg_choose_2(x,y,f,d,l)                                             \  argument
74                                               f))
76 #define __tg_choose_3(x,y,z,f,d,l)                                        \  argument
80                                               f))
84                          __tg_choose (__real__(z), C##f(z), (C)(z), C##l(z)), \
85                          __tg_choose (z, R##f(z), (R)(z), R##l(z)))
90                                         C##f(z1,z2), (C)(z1,z2), C##l(z1,z2)), \
92                                         R##f(z1,z2), (R)(z1,z2), R##l(z1,z2)))
95   __tg_choose (x, R##f(x), (R)(x), R##l(x))
97   __tg_choose_2 (x, y, R##f(x,y), (R)(x,y), R##l(x,y))
99   __tg_choose_3 (x, y, z, R##f(x,y,z), (R)(x,y,z), R##l(x,y,z))
101   __tg_choose (x, R##f(x,y), (R)(x,y), R##l(x,y))
103   __tg_choose_2 (x, y, R##f(x,y,z), (R)(x,y,z), R##l(x,y,z))
105   __tg_choose (__real__(z), C##f(z), (C)(z), C##l(z))