#include <tgmath.h>

static void f()

{

double x=0, y=0, z=0;

int i;

#ifdef acos

{double r = acos(x);}

#else

#error no acos(x)

#endif

#ifdef acosh

{double r = acosh(x);}

#else

#error no acosh(x)

#endif

#ifdef asin

{double r = asin(x);}

#else

#error no asin(x)

#endif

#ifdef asinh

{double r = asinh(x);}

#else

#error no asinh(x)

#endif

#ifdef atan

{double r = atan(x);}

#else

#error no atan(x)

#endif

#ifdef atan2

{double r = atan2(x,y);}

#else

#error no atan2(x,y)

#endif

#ifdef atanh

{double r = atanh(x);}

#else

#error no atanh(x)

#endif

#ifdef carg

{double r = carg(x);}

#else

#error no carg(x)

#endif

#ifdef cbrt

{double r = cbrt(x);}

#else

#error no cbrt(x)

#endif

#ifdef ceil

{double r = ceil(x);}

#else

#error no ceil(x)

#endif

#ifdef cimag

{double r = cimag(x);}

#else

#error no cimag(x)

#endif

#ifdef conj

{double r = conj(x);}

#else

#error no conj(x)

#endif

#ifdef copysign

{double r = copysign(x,y);}

#else

#error no copysign(x,y)

#endif

#ifdef cos

{double r = cos(x);}

#else

#error no cos(x)

#endif

#ifdef cosh

{double r = cosh(x);}

#else

#error no cosh(x)

#endif

#ifdef cproj

{double r = cproj(x);}

#else

#error no cproj(x)

#endif

#ifdef creal

{double r = creal(x);}

#else

#error no creal(x)

#endif

#ifdef erf

{double r = erf(x);}

#else

#error no erf(x)

#endif

#ifdef erfc

{double r = erfc(x);}

#else

#error no erfc(x)

#endif

#ifdef exp

{double r = exp(x);}

#else

#error no exp(x)

#endif

#ifdef exp2

{double r = exp2(x);}

#else

#error no exp2(x)

#endif

#ifdef expm1

{double r = expm1(x);}

#else

#error no expm1(x)

#endif

#ifdef fabs

{double r = fabs(x);}

#else

#error no fabs(x)

#endif

#ifdef fdim

{double r = fdim(x,y);}

#else

#error no fdim(x,y)

#endif

#ifdef floor

{double r = floor(x);}

#else

#error no floor(x)

#endif

#ifdef fma

{double r = fma(x,y,z);}

#else

#error no fma(x,y,z)

#endif

#ifdef fmax

{double r = fmax(x,y);}

#else

#error no fmax(x,y)

#endif

#ifdef fmin

{double r = fmin(x,y);}

#else

#error no fmin(x,y)

#endif

#ifdef fmod

{double r = fmod(x,y);}

#else

#error no fmod(x,y)

#endif

#ifdef frexp

{double r = frexp(x,&i);}

#else

#error no frexp(x,y)

#endif

#ifdef hypot

{double r = hypot(x,y);}

#else

#error no hypot(x,y)

#endif

#ifdef ilogb

{double r = ilogb(x);}

#else

#error no ilogb(x)

#endif

#ifdef ldexp

{double r = ldexp(x,y);}

#else

#error no ldexp(x,y)

#endif

#ifdef lgamma

{double r = lgamma(x);}

#else

#error no lgamma(x)

#endif

#ifdef llrint

{double r = llrint(x);}

#else

#error no llrint(x)

#endif

#ifdef llround

{double r = llround(x);}

#else

#error no llround(x)

#endif

#ifdef log

{double r = log(x);}

#else

#error no log(x)

#endif

#ifdef log10

{double r = log10(x);}

#else

#error no log10(x)

#endif

#ifdef log1p

{double r = log1p(x);}

#else

#error no log1p(x)

#endif

#ifdef log2

{double r = log2(x);}

#else

#error no log2(x)

#endif

#ifdef logb

{double r = logb(x);}

#else

#error no logb(x)

#endif

#ifdef lrint

{double r = lrint(x);}

#else

#error no lrint(x)

#endif

#ifdef lround

{double r = lround(x);}

#else

#error no lround(x)

#endif

#ifdef nearbyint

{double r = nearbyint(x);}

#else

#error no nearbyint(x)

#endif

#ifdef nextafter

{double r = nextafter(x,y);}

#else

#error no nextafter(x,y)

#endif

#ifdef nexttoward

{double r = nexttoward(x,y);}

#else

#error no nexttoward(x,y)

#endif

#ifdef pow

{double r = pow(x,y);}

#else

#error no pow(x,y)

#endif

#ifdef remainder

{double r = remainder(x,y);}

#else

#error no remainder(x,y)

#endif

#ifdef remquo

{double r = remquo(x,y,&i);}

#else

#error no remquo(x,y,z)

#endif

#ifdef rint

{double r = rint(x);}

#else

#error no rint(x)

#endif

#ifdef round

{double r = round(x);}

#else

#error no round(x)

#endif

#ifdef scalbln

{double r = scalbln(x,y);}

#else

#error no scalbln(x,y)

#endif

#ifdef scalbn

{double r = scalbn(x,y);}

#else

#error no scalbn(x,y)

#endif

#ifdef sin

{double r = sin(x);}

#else

#error no sin(x)

#endif

#ifdef sinh

{double r = sinh(x);}

#else

#error no sinh(x)

#endif

#ifdef sqrt

{double r = sqrt(x);}

#else

#error no sqrt(x)

#endif

#ifdef tan

{double r = tan(x);}

#else

#error no tan(x)

#endif

#ifdef tanh

{double r = tanh(x);}

#else

#error no tanh(x)

#endif

#ifdef tgamma

{double r = tgamma(x);}

#else

#error no tgamma(x)

#endif

#ifdef trunc

{double r = trunc(x);}

#else

#error no trunc(x)

#endif

}