libm-test-ulps

glibc 2.9,最新版的C语言库函数

ifloat: 1

# log1p
Test "log1p (-0.3) == -0.35667494393873237891263871124118447":
double: 1
float: 1
idouble: 1
ifloat: 1

# log2
Test "log2 (0.7) == -0.51457317282975824043":
double: 1
float: 1
idouble: 1
ifloat: 1

# sincos
Test "sincos (0.7, &sin_res, &cos_res) puts 0.76484218728448842626 in cos_res":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "sincos (M_PI_6l*2.0, &sin_res, &cos_res) puts 0.5 in cos_res":
double: 1
float: 0.5
idouble: 1
ifloat: 0.5
Test "sincos (M_PI_6l*2.0, &sin_res, &cos_res) puts 0.866025403784438646764 in sin_res":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "sincos (pi/2, &sin_res, &cos_res) puts 0 in cos_res":
double: 0.2758
float: 0.3667
idouble: 0.2758
ifloat: 0.3667
Test "sincos (pi/6, &sin_res, &cos_res) puts 0.866025403784438646764 in cos_res":
float: 1
ifloat: 1

# sinh
Test "sinh (0.7) == 0.75858370183953350346":
double: 1
float: 1
idouble: 1
ifloat: 1

# tan
Test "tan (pi/4) == 1":
double: 0.5
idouble: 0.5

# tanh
Test "tanh (0.7) == 0.60436777711716349631":
double: 1
float: 1
idouble: 1
ifloat: 1

# tgamma
Test "tgamma (-0.5) == -2 sqrt (pi)":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "tgamma (0.5) == sqrt (pi)":
float: 1
ifloat: 1
Test "tgamma (0.7) == 1.29805533264755778568117117915281162":
double: 1
float: 1
idouble: 1
ifloat: 1

# y0
Test "y0 (0.7) == -0.19066492933739506743":
double: 2
float: 1
idouble: 2
ifloat: 1
Test "y0 (1.0) == 0.088256964215676957983":
double: 2
float: 1
idouble: 2
ifloat: 1
Test "y0 (1.5) == 0.38244892379775884396":
double: 2
float: 1
idouble: 2
ifloat: 1
Test "y0 (10.0) == 0.055671167283599391424":
float: 1
ifloat: 1
Test "y0 (8.0) == 0.22352148938756622053":
double: 1
float: 1
idouble: 1
ifloat: 1

# y1
Test "y1 (0.1) == -6.4589510947020269877":
double: 1
idouble: 1
Test "y1 (0.7) == -1.1032498719076333697":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "y1 (1.5) == -0.41230862697391129595":
float: 1
ifloat: 1
Test "y1 (10.0) == 0.24901542420695388392":
double: 3
float: 1
idouble: 3
ifloat: 1
Test "y1 (2.0) == -0.10703243154093754689":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "y1 (8.0) == -0.15806046173124749426":
double: 1
float: 2
idouble: 1
ifloat: 2

# yn
Test "yn (0, 0.7) == -0.19066492933739506743":
double: 2
float: 1
idouble: 2
ifloat: 1
Test "yn (0, 1.0) == 0.088256964215676957983":
double: 2
float: 1
idouble: 2
ifloat: 1
Test "yn (0, 1.5) == 0.38244892379775884396":
double: 2
float: 1
idouble: 2
ifloat: 1
Test "yn (0, 10.0) == 0.055671167283599391424":
float: 1
ifloat: 1
Test "yn (0, 8.0) == 0.22352148938756622053":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "yn (1, 0.1) == -6.4589510947020269877":
double: 1
idouble: 1
Test "yn (1, 0.7) == -1.1032498719076333697":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "yn (1, 1.5) == -0.41230862697391129595":
float: 1
ifloat: 1
Test "yn (1, 10.0) == 0.24901542420695388392":
double: 3
float: 1
idouble: 3
ifloat: 1
Test "yn (1, 2.0) == -0.10703243154093754689":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "yn (1, 8.0) == -0.15806046173124749426":
double: 1
float: 2
idouble: 1
ifloat: 2
Test "yn (10, 0.1) == -0.11831335132045197885e19":
double: 2
float: 2
idouble: 2
ifloat: 2
Test "yn (10, 0.7) == -0.42447194260703866924e10":
double: 3
idouble: 3
Test "yn (10, 1.0) == -0.12161801427868918929e9":
double: 1
idouble: 1
Test "yn (10, 10.0) == -0.35981415218340272205":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "yn (10, 2.0) == -129184.54220803928264":
double: 2
idouble: 2
Test "yn (3, 0.1) == -5099.3323786129048894":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "yn (3, 0.7) == -15.819479052819633505":
double: 3
float: 1
idouble: 3
ifloat: 1
Test "yn (3, 10.0) == -0.25136265718383732978":
double: 1
float: 1
idouble: 1
ifloat: 1
Test "yn (3, 2.0) == -1.1277837768404277861":
double: 1
idouble: 1

# Maximal error of functions:
Function: "asin":
double: 1
float: 2
idouble: 1
ifloat: 2

Function: "atan2":
float: 4
ifloat: 4

Function: "atanh":
double: 1
idouble: 1

Function: "cabs":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Real part of "cacos":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Imaginary part of "cacos":
float: 1
ifloat: 1

Function: Real part of "cacosh":
double: 1
float: 7
idouble: 1
ifloat: 7

Function: Imaginary part of "cacosh":
double: 1
float: 3
idouble: 1
ifloat: 3

Function: Real part of "casin":
double: 3
float: 2
idouble: 3
ifloat: 2

Function: Imaginary part of "casin":
float: 1
ifloat: 1

Function: Real part of "casinh":
double: 5
float: 1
idouble: 5
ifloat: 1

Function: Imaginary part of "casinh":
double: 3
float: 6
idouble: 3
ifloat: 6

Function: Real part of "catan":
float: 4
ifloat: 4

Function: Imaginary part of "catan":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Real part of "catanh":
double: 4
float: 1
idouble: 4
ifloat: 1

Function: Imaginary part of "catanh":
double: 1
float: 6
idouble: 1
ifloat: 6

Function: "cbrt":
double: 1
idouble: 1

Function: Real part of "ccos":
double: 1
idouble: 1

Function: Imaginary part of "ccos":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Real part of "ccosh":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Imaginary part of "ccosh":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Real part of "cexp":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Imaginary part of "cexp":
float: 1
ifloat: 1

Function: Imaginary part of "clog":
double: 1
float: 3
idouble: 1
ifloat: 3

Function: Real part of "clog10":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Imaginary part of "clog10":
double: 1
float: 5
idouble: 1
ifloat: 5

Function: "cos":
double: 2
float: 1
idouble: 2
ifloat: 1

Function: Real part of "cpow":
double: 1
float: 4
idouble: 1
ifloat: 4

Function: Imaginary part of "cpow":
double: 1.1031
float: 2
idouble: 1.1031
ifloat: 2

Function: Imaginary part of "csin":
float: 1
ifloat: 1

Function: Real part of "csinh":
float: 1
ifloat: 1

Function: Imaginary part of "csinh":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Real part of "csqrt":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Imaginary part of "csqrt":
float: 1
ifloat: 1

Function: Real part of "ctan":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Imaginary part of "ctan":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: Real part of "ctanh":
double: 2
float: 2
idouble: 2
ifloat: 2

Function: Imaginary part of "ctanh":
double: 2
float: 1
idouble: 2
ifloat: 1

Function: "erfc":
double: 24
float: 12
idouble: 24
ifloat: 12

Function: "exp10":
double: 6
float: 2
idouble: 6
ifloat: 2

Function: "expm1":
float: 1
ifloat: 1

Function: "fmod":
double: 2
float: 1
idouble: 2
ifloat: 1

Function: "hypot":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: "j0":
double: 2
float: 2
idouble: 2
ifloat: 2

Function: "j1":
double: 1
float: 2
idouble: 1
ifloat: 2

Function: "jn":
double: 6
float: 4
idouble: 6
ifloat: 4

Function: "lgamma":
double: 1
float: 2
idouble: 1
ifloat: 2

Function: "log":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: "log10":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: "log1p":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: "log2":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: "sincos":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: "sinh":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: "tan":
double: 0.5
idouble: 0.5

Function: "tanh":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: "tgamma":
double: 1
float: 1
idouble: 1
ifloat: 1

Function: "y0":
double: 2
float: 1
idouble: 2
ifloat: 1

Function: "y1":
double: 3
float: 2
idouble: 3
ifloat: 2

Function: "yn":
double: 3
float: 2
idouble: 3
ifloat: 2

# end of automatic generation