include/math.h

172

double acos(double);

include/tgmath.h

99

#define acos(x) __tg_full(x, acos)

lib/libm/hidden/math.h

27

PROTO_NORMAL(acos);

lib/libm/src/e_acos.c

102

DEF_STD(acos);

lib/libm/src/e_acos.c

103

LDBL_MAYBE_UNUSED_CLONE(acos);

regress/lib/libm/cephes/monot.c

164

{"acos", acos, 1.95090322016128192573E-1, 1.37443542480468750000E0,

regress/lib/libm/cephes/monot.c

166

{"acos", acos, 3.82683432365089615246E-1, 1.17808532714843750000E0,

regress/lib/libm/cephes/monot.c

168

{"acos", acos, 0.5, 1.04719543457031250000E0,

regress/lib/libm/cephes/monot.c

170

{"acos", acos, 7.07106781186547461715E-1, 7.85385131835937500000E-1,

regress/lib/libm/cephes/monot.c

172

{"acos", acos, 9.23879532511286738483E-1, 3.92684936523437500000E-1,

regress/lib/libm/cephes/monot.c

174

{"acos", acos, 9.80785280403230430579E-1, 1.96334838867187500000E-1,

regress/lib/libm/cephes/monot.c

176

{"acos", acos, -0.5, 2.09439086914062500000E0,

regress/lib/libm/cephes/monot.c

50

double acos (double);

regress/lib/libm/cephes/testvect.c

112

{"acos", acos, &NAN, &NAN, 0},

regress/lib/libm/cephes/testvect.c

113

{"acos", acos, &ONE, &ZERO, 0},

regress/lib/libm/cephes/testvect.c

114

{"acos", acos, &TWO, &NAN, 0},

regress/lib/libm/cephes/testvect.c

115

{"acos", acos, &MTWO, &NAN, 0},

regress/lib/libm/cephes/testvect.c

57

double acos (double);

regress/lib/libm/fpaccuracy/acos.c

25

#define F acos

regress/lib/libm/msun/invctrig_test.c

285

testall_tol(cacosh, z, CMPLXL(0.0, acos(nums[i])), 1);

regress/lib/libm/msun/invtrig_test.c

132

testall(acos, 0.0, pi / 2, FE_INEXACT);

regress/lib/libm/msun/invtrig_test.c

135

testall(acos, -0.0, pi / 2, FE_INEXACT);

regress/lib/libm/msun/invtrig_test.c

139

testall(acos, INFINITY, NAN, FE_INVALID);

regress/lib/libm/msun/invtrig_test.c

142

testall(acos, -INFINITY, NAN, FE_INVALID);

regress/lib/libm/msun/invtrig_test.c

146

testall(acos, NAN, NAN, 0);

regress/lib/libm/msun/invtrig_test.c

246

testall(acos, 1.0, 0, 0);

regress/lib/libm/msun/invtrig_test.c

249

testall(acos, -1.0, pi, FE_INEXACT);

regress/lib/libm/msun/invtrig_test.c

259

testall_tol(acos, sqrtl(2) / 2, pi / 4, 1, FE_INEXACT);

regress/lib/libm/msun/invtrig_test.c

261

testall_tol(acos, -sqrtl(2) / 2, c3pi / 4, 1, FE_INEXACT);

regress/lib/libm/msun/invtrig_test.c

264

testall_tol(acos, sqrtl(3) / 2, pio3 / 2, 1, FE_INEXACT);

regress/lib/libm/msun/invtrig_test.c

267

testall_tol(acos, -sqrtl(3) / 2, c5pio3 / 2, 1, FE_INEXACT);

regress/lib/libm/msun/invtrig_test.c

307

testall(acos, tiny, pi / 2, FE_INEXACT);

regress/lib/libm/msun/invtrig_test.c

311

testall(acos, -tiny, pi / 2, FE_INEXACT);

regress/lib/libm/msun/invtrig_test.c

401

return (cosl(acos(x)));