Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
Howard Hinnant | f5256e1 | 2010-05-11 21:36:01 +0000 | [diff] [blame] | 3 | // The LLVM Compiler Infrastructure |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4 | // |
Howard Hinnant | b64f8b0 | 2010-11-16 22:09:02 +0000 | [diff] [blame] | 5 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 6 | // Source Licenses. See LICENSE.TXT for details. |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | // <math.h> |
| 11 | |
| 12 | #include <math.h> |
| 13 | #include <type_traits> |
| 14 | #include <cassert> |
| 15 | |
Marshall Clow | 83e2c4d | 2013-01-05 03:21:01 +0000 | [diff] [blame] | 16 | #include "hexfloat.h" |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 17 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 18 | void test_acos() |
| 19 | { |
| 20 | static_assert((std::is_same<decltype(acos((double)0)), double>::value), ""); |
| 21 | static_assert((std::is_same<decltype(acosf(0)), float>::value), ""); |
| 22 | static_assert((std::is_same<decltype(acosl(0)), long double>::value), ""); |
| 23 | assert(acos(1) == 0); |
| 24 | } |
| 25 | |
| 26 | void test_asin() |
| 27 | { |
| 28 | static_assert((std::is_same<decltype(asin((double)0)), double>::value), ""); |
| 29 | static_assert((std::is_same<decltype(asinf(0)), float>::value), ""); |
| 30 | static_assert((std::is_same<decltype(asinl(0)), long double>::value), ""); |
| 31 | assert(asin(0) == 0); |
| 32 | } |
| 33 | |
| 34 | void test_atan() |
| 35 | { |
| 36 | static_assert((std::is_same<decltype(atan((double)0)), double>::value), ""); |
| 37 | static_assert((std::is_same<decltype(atanf(0)), float>::value), ""); |
| 38 | static_assert((std::is_same<decltype(atanl(0)), long double>::value), ""); |
| 39 | assert(atan(0) == 0); |
| 40 | } |
| 41 | |
| 42 | void test_atan2() |
| 43 | { |
| 44 | static_assert((std::is_same<decltype(atan2((double)0, (double)0)), double>::value), ""); |
| 45 | static_assert((std::is_same<decltype(atan2f(0,0)), float>::value), ""); |
| 46 | static_assert((std::is_same<decltype(atan2l(0,0)), long double>::value), ""); |
| 47 | assert(atan2(0,1) == 0); |
| 48 | } |
| 49 | |
| 50 | void test_ceil() |
| 51 | { |
| 52 | static_assert((std::is_same<decltype(ceil((double)0)), double>::value), ""); |
| 53 | static_assert((std::is_same<decltype(ceilf(0)), float>::value), ""); |
| 54 | static_assert((std::is_same<decltype(ceill(0)), long double>::value), ""); |
| 55 | assert(ceil(0) == 0); |
| 56 | } |
| 57 | |
| 58 | void test_cos() |
| 59 | { |
| 60 | static_assert((std::is_same<decltype(cos((double)0)), double>::value), ""); |
| 61 | static_assert((std::is_same<decltype(cosf(0)), float>::value), ""); |
| 62 | static_assert((std::is_same<decltype(cosl(0)), long double>::value), ""); |
| 63 | assert(cos(0) == 1); |
| 64 | } |
| 65 | |
| 66 | void test_cosh() |
| 67 | { |
| 68 | static_assert((std::is_same<decltype(cosh((double)0)), double>::value), ""); |
| 69 | static_assert((std::is_same<decltype(coshf(0)), float>::value), ""); |
| 70 | static_assert((std::is_same<decltype(coshl(0)), long double>::value), ""); |
| 71 | assert(cosh(0) == 1); |
| 72 | } |
| 73 | |
| 74 | void test_exp() |
| 75 | { |
| 76 | static_assert((std::is_same<decltype(exp((double)0)), double>::value), ""); |
| 77 | static_assert((std::is_same<decltype(expf(0)), float>::value), ""); |
| 78 | static_assert((std::is_same<decltype(expl(0)), long double>::value), ""); |
| 79 | assert(exp(0) == 1); |
| 80 | } |
| 81 | |
| 82 | void test_fabs() |
| 83 | { |
| 84 | static_assert((std::is_same<decltype(fabs((double)0)), double>::value), ""); |
Marshall Clow | 471f3c6 | 2014-03-06 16:27:17 +0000 | [diff] [blame] | 85 | static_assert((std::is_same<decltype(fabsf(0.f)), float>::value), ""); |
| 86 | static_assert((std::is_same<decltype(fabsl(0.L)), long double>::value), ""); |
| 87 | assert(fabs(-1.f) == 1); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 88 | } |
| 89 | |
| 90 | void test_floor() |
| 91 | { |
| 92 | static_assert((std::is_same<decltype(floor((double)0)), double>::value), ""); |
| 93 | static_assert((std::is_same<decltype(floorf(0)), float>::value), ""); |
| 94 | static_assert((std::is_same<decltype(floorl(0)), long double>::value), ""); |
| 95 | assert(floor(1) == 1); |
| 96 | } |
| 97 | |
| 98 | void test_fmod() |
| 99 | { |
| 100 | static_assert((std::is_same<decltype(fmod((double)0, (double)0)), double>::value), ""); |
| 101 | static_assert((std::is_same<decltype(fmodf(0,0)), float>::value), ""); |
| 102 | static_assert((std::is_same<decltype(fmodl(0,0)), long double>::value), ""); |
| 103 | assert(fmod(1.5,1) == .5); |
| 104 | } |
| 105 | |
| 106 | void test_frexp() |
| 107 | { |
| 108 | int ip; |
| 109 | static_assert((std::is_same<decltype(frexp((double)0, &ip)), double>::value), ""); |
| 110 | static_assert((std::is_same<decltype(frexpf(0, &ip)), float>::value), ""); |
| 111 | static_assert((std::is_same<decltype(frexpl(0, &ip)), long double>::value), ""); |
| 112 | assert(frexp(0, &ip) == 0); |
| 113 | } |
| 114 | |
| 115 | void test_ldexp() |
| 116 | { |
| 117 | int ip = 1; |
| 118 | static_assert((std::is_same<decltype(ldexp((double)0, ip)), double>::value), ""); |
| 119 | static_assert((std::is_same<decltype(ldexpf(0, ip)), float>::value), ""); |
| 120 | static_assert((std::is_same<decltype(ldexpl(0, ip)), long double>::value), ""); |
| 121 | assert(ldexp(1, ip) == 2); |
| 122 | } |
| 123 | |
| 124 | void test_log() |
| 125 | { |
| 126 | static_assert((std::is_same<decltype(log((double)0)), double>::value), ""); |
| 127 | static_assert((std::is_same<decltype(logf(0)), float>::value), ""); |
| 128 | static_assert((std::is_same<decltype(logl(0)), long double>::value), ""); |
| 129 | assert(log(1) == 0); |
| 130 | } |
| 131 | |
| 132 | void test_log10() |
| 133 | { |
| 134 | static_assert((std::is_same<decltype(log10((double)0)), double>::value), ""); |
| 135 | static_assert((std::is_same<decltype(log10f(0)), float>::value), ""); |
| 136 | static_assert((std::is_same<decltype(log10l(0)), long double>::value), ""); |
| 137 | assert(log10(1) == 0); |
| 138 | } |
| 139 | |
| 140 | void test_modf() |
| 141 | { |
| 142 | static_assert((std::is_same<decltype(modf((double)0, (double*)0)), double>::value), ""); |
| 143 | static_assert((std::is_same<decltype(modff(0, (float*)0)), float>::value), ""); |
| 144 | static_assert((std::is_same<decltype(modfl(0, (long double*)0)), long double>::value), ""); |
| 145 | double i; |
| 146 | assert(modf(1., &i) == 0); |
| 147 | } |
| 148 | |
| 149 | void test_pow() |
| 150 | { |
| 151 | static_assert((std::is_same<decltype(pow((double)0, (double)0)), double>::value), ""); |
| 152 | static_assert((std::is_same<decltype(powf(0,0)), float>::value), ""); |
| 153 | static_assert((std::is_same<decltype(powl(0,0)), long double>::value), ""); |
| 154 | assert(pow(1,1) == 1); |
| 155 | } |
| 156 | |
| 157 | void test_sin() |
| 158 | { |
| 159 | static_assert((std::is_same<decltype(sin((double)0)), double>::value), ""); |
| 160 | static_assert((std::is_same<decltype(sinf(0)), float>::value), ""); |
| 161 | static_assert((std::is_same<decltype(sinl(0)), long double>::value), ""); |
| 162 | assert(sin(0) == 0); |
| 163 | } |
| 164 | |
| 165 | void test_sinh() |
| 166 | { |
| 167 | static_assert((std::is_same<decltype(sinh((double)0)), double>::value), ""); |
| 168 | static_assert((std::is_same<decltype(sinhf(0)), float>::value), ""); |
| 169 | static_assert((std::is_same<decltype(sinhl(0)), long double>::value), ""); |
| 170 | assert(sinh(0) == 0); |
| 171 | } |
| 172 | |
| 173 | void test_sqrt() |
| 174 | { |
| 175 | static_assert((std::is_same<decltype(sqrt((double)0)), double>::value), ""); |
| 176 | static_assert((std::is_same<decltype(sqrtf(0)), float>::value), ""); |
| 177 | static_assert((std::is_same<decltype(sqrtl(0)), long double>::value), ""); |
| 178 | assert(sqrt(4) == 2); |
| 179 | } |
| 180 | |
| 181 | void test_tan() |
| 182 | { |
| 183 | static_assert((std::is_same<decltype(tan((double)0)), double>::value), ""); |
| 184 | static_assert((std::is_same<decltype(tanf(0)), float>::value), ""); |
| 185 | static_assert((std::is_same<decltype(tanl(0)), long double>::value), ""); |
| 186 | assert(tan(0) == 0); |
| 187 | } |
| 188 | |
| 189 | void test_tanh() |
| 190 | { |
| 191 | static_assert((std::is_same<decltype(tanh((double)0)), double>::value), ""); |
| 192 | static_assert((std::is_same<decltype(tanhf(0)), float>::value), ""); |
| 193 | static_assert((std::is_same<decltype(tanhl(0)), long double>::value), ""); |
| 194 | assert(tanh(0) == 0); |
| 195 | } |
| 196 | |
| 197 | void test_signbit() |
| 198 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 199 | static_assert((std::is_same<decltype(signbit((float)0)), bool>::value), ""); |
| 200 | static_assert((std::is_same<decltype(signbit((double)0)), bool>::value), ""); |
| 201 | static_assert((std::is_same<decltype(signbit((long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 202 | assert(signbit(-1.0) == true); |
| 203 | } |
| 204 | |
| 205 | void test_fpclassify() |
| 206 | { |
| 207 | static_assert((std::is_same<decltype(fpclassify((float)0)), int>::value), ""); |
| 208 | static_assert((std::is_same<decltype(fpclassify((double)0)), int>::value), ""); |
| 209 | static_assert((std::is_same<decltype(fpclassify((long double)0)), int>::value), ""); |
| 210 | assert(fpclassify(-1.0) == FP_NORMAL); |
| 211 | } |
| 212 | |
| 213 | void test_isfinite() |
| 214 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 215 | static_assert((std::is_same<decltype(isfinite((float)0)), bool>::value), ""); |
| 216 | static_assert((std::is_same<decltype(isfinite((double)0)), bool>::value), ""); |
| 217 | static_assert((std::is_same<decltype(isfinite((long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 218 | assert(isfinite(-1.0) == true); |
| 219 | } |
| 220 | |
| 221 | void test_isinf() |
| 222 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 223 | static_assert((std::is_same<decltype(isinf((float)0)), bool>::value), ""); |
| 224 | static_assert((std::is_same<decltype(isinf((double)0)), bool>::value), ""); |
| 225 | static_assert((std::is_same<decltype(isinf((long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 226 | assert(isinf(-1.0) == false); |
| 227 | } |
| 228 | |
| 229 | void test_isnan() |
| 230 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 231 | static_assert((std::is_same<decltype(isnan((float)0)), bool>::value), ""); |
| 232 | static_assert((std::is_same<decltype(isnan((double)0)), bool>::value), ""); |
| 233 | static_assert((std::is_same<decltype(isnan((long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 234 | assert(isnan(-1.0) == false); |
| 235 | } |
| 236 | |
| 237 | void test_isnormal() |
| 238 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 239 | static_assert((std::is_same<decltype(isnormal((float)0)), bool>::value), ""); |
| 240 | static_assert((std::is_same<decltype(isnormal((double)0)), bool>::value), ""); |
| 241 | static_assert((std::is_same<decltype(isnormal((long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 242 | assert(isnormal(-1.0) == true); |
| 243 | } |
| 244 | |
| 245 | void test_isgreater() |
| 246 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 247 | static_assert((std::is_same<decltype(isgreater((float)0, (float)0)), bool>::value), ""); |
| 248 | static_assert((std::is_same<decltype(isgreater((float)0, (double)0)), bool>::value), ""); |
| 249 | static_assert((std::is_same<decltype(isgreater((float)0, (long double)0)), bool>::value), ""); |
| 250 | static_assert((std::is_same<decltype(isgreater((double)0, (float)0)), bool>::value), ""); |
| 251 | static_assert((std::is_same<decltype(isgreater((double)0, (double)0)), bool>::value), ""); |
| 252 | static_assert((std::is_same<decltype(isgreater((double)0, (long double)0)), bool>::value), ""); |
| 253 | static_assert((std::is_same<decltype(isgreater((long double)0, (float)0)), bool>::value), ""); |
| 254 | static_assert((std::is_same<decltype(isgreater((long double)0, (double)0)), bool>::value), ""); |
| 255 | static_assert((std::is_same<decltype(isgreater((long double)0, (long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 256 | assert(isgreater(-1.0, 0.F) == false); |
| 257 | } |
| 258 | |
| 259 | void test_isgreaterequal() |
| 260 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 261 | static_assert((std::is_same<decltype(isgreaterequal((float)0, (float)0)), bool>::value), ""); |
| 262 | static_assert((std::is_same<decltype(isgreaterequal((float)0, (double)0)), bool>::value), ""); |
| 263 | static_assert((std::is_same<decltype(isgreaterequal((float)0, (long double)0)), bool>::value), ""); |
| 264 | static_assert((std::is_same<decltype(isgreaterequal((double)0, (float)0)), bool>::value), ""); |
| 265 | static_assert((std::is_same<decltype(isgreaterequal((double)0, (double)0)), bool>::value), ""); |
| 266 | static_assert((std::is_same<decltype(isgreaterequal((double)0, (long double)0)), bool>::value), ""); |
| 267 | static_assert((std::is_same<decltype(isgreaterequal((long double)0, (float)0)), bool>::value), ""); |
| 268 | static_assert((std::is_same<decltype(isgreaterequal((long double)0, (double)0)), bool>::value), ""); |
| 269 | static_assert((std::is_same<decltype(isgreaterequal((long double)0, (long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 270 | assert(isgreaterequal(-1.0, 0.F) == false); |
| 271 | } |
| 272 | |
| 273 | void test_isless() |
| 274 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 275 | static_assert((std::is_same<decltype(isless((float)0, (float)0)), bool>::value), ""); |
| 276 | static_assert((std::is_same<decltype(isless((float)0, (double)0)), bool>::value), ""); |
| 277 | static_assert((std::is_same<decltype(isless((float)0, (long double)0)), bool>::value), ""); |
| 278 | static_assert((std::is_same<decltype(isless((double)0, (float)0)), bool>::value), ""); |
| 279 | static_assert((std::is_same<decltype(isless((double)0, (double)0)), bool>::value), ""); |
| 280 | static_assert((std::is_same<decltype(isless((double)0, (long double)0)), bool>::value), ""); |
| 281 | static_assert((std::is_same<decltype(isless((long double)0, (float)0)), bool>::value), ""); |
| 282 | static_assert((std::is_same<decltype(isless((long double)0, (double)0)), bool>::value), ""); |
| 283 | static_assert((std::is_same<decltype(isless((long double)0, (long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 284 | assert(isless(-1.0, 0.F) == true); |
| 285 | } |
| 286 | |
| 287 | void test_islessequal() |
| 288 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 289 | static_assert((std::is_same<decltype(islessequal((float)0, (float)0)), bool>::value), ""); |
| 290 | static_assert((std::is_same<decltype(islessequal((float)0, (double)0)), bool>::value), ""); |
| 291 | static_assert((std::is_same<decltype(islessequal((float)0, (long double)0)), bool>::value), ""); |
| 292 | static_assert((std::is_same<decltype(islessequal((double)0, (float)0)), bool>::value), ""); |
| 293 | static_assert((std::is_same<decltype(islessequal((double)0, (double)0)), bool>::value), ""); |
| 294 | static_assert((std::is_same<decltype(islessequal((double)0, (long double)0)), bool>::value), ""); |
| 295 | static_assert((std::is_same<decltype(islessequal((long double)0, (float)0)), bool>::value), ""); |
| 296 | static_assert((std::is_same<decltype(islessequal((long double)0, (double)0)), bool>::value), ""); |
| 297 | static_assert((std::is_same<decltype(islessequal((long double)0, (long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 298 | assert(islessequal(-1.0, 0.F) == true); |
| 299 | } |
| 300 | |
| 301 | void test_islessgreater() |
| 302 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 303 | static_assert((std::is_same<decltype(islessgreater((float)0, (float)0)), bool>::value), ""); |
| 304 | static_assert((std::is_same<decltype(islessgreater((float)0, (double)0)), bool>::value), ""); |
| 305 | static_assert((std::is_same<decltype(islessgreater((float)0, (long double)0)), bool>::value), ""); |
| 306 | static_assert((std::is_same<decltype(islessgreater((double)0, (float)0)), bool>::value), ""); |
| 307 | static_assert((std::is_same<decltype(islessgreater((double)0, (double)0)), bool>::value), ""); |
| 308 | static_assert((std::is_same<decltype(islessgreater((double)0, (long double)0)), bool>::value), ""); |
| 309 | static_assert((std::is_same<decltype(islessgreater((long double)0, (float)0)), bool>::value), ""); |
| 310 | static_assert((std::is_same<decltype(islessgreater((long double)0, (double)0)), bool>::value), ""); |
| 311 | static_assert((std::is_same<decltype(islessgreater((long double)0, (long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 312 | assert(islessgreater(-1.0, 0.F) == true); |
| 313 | } |
| 314 | |
| 315 | void test_isunordered() |
| 316 | { |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 317 | static_assert((std::is_same<decltype(isunordered((float)0, (float)0)), bool>::value), ""); |
| 318 | static_assert((std::is_same<decltype(isunordered((float)0, (double)0)), bool>::value), ""); |
| 319 | static_assert((std::is_same<decltype(isunordered((float)0, (long double)0)), bool>::value), ""); |
| 320 | static_assert((std::is_same<decltype(isunordered((double)0, (float)0)), bool>::value), ""); |
| 321 | static_assert((std::is_same<decltype(isunordered((double)0, (double)0)), bool>::value), ""); |
| 322 | static_assert((std::is_same<decltype(isunordered((double)0, (long double)0)), bool>::value), ""); |
| 323 | static_assert((std::is_same<decltype(isunordered((long double)0, (float)0)), bool>::value), ""); |
| 324 | static_assert((std::is_same<decltype(isunordered((long double)0, (double)0)), bool>::value), ""); |
| 325 | static_assert((std::is_same<decltype(isunordered((long double)0, (long double)0)), bool>::value), ""); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 326 | assert(isunordered(-1.0, 0.F) == false); |
| 327 | } |
| 328 | |
| 329 | void test_acosh() |
| 330 | { |
| 331 | static_assert((std::is_same<decltype(acosh((double)0)), double>::value), ""); |
| 332 | static_assert((std::is_same<decltype(acoshf(0)), float>::value), ""); |
| 333 | static_assert((std::is_same<decltype(acoshl(0)), long double>::value), ""); |
| 334 | assert(acosh(1) == 0); |
| 335 | } |
| 336 | |
| 337 | void test_asinh() |
| 338 | { |
| 339 | static_assert((std::is_same<decltype(asinh((double)0)), double>::value), ""); |
| 340 | static_assert((std::is_same<decltype(asinhf(0)), float>::value), ""); |
| 341 | static_assert((std::is_same<decltype(asinhl(0)), long double>::value), ""); |
| 342 | assert(asinh(0) == 0); |
| 343 | } |
| 344 | |
| 345 | void test_atanh() |
| 346 | { |
| 347 | static_assert((std::is_same<decltype(atanh((double)0)), double>::value), ""); |
| 348 | static_assert((std::is_same<decltype(atanhf(0)), float>::value), ""); |
| 349 | static_assert((std::is_same<decltype(atanhl(0)), long double>::value), ""); |
| 350 | assert(atanh(0) == 0); |
| 351 | } |
| 352 | |
| 353 | void test_cbrt() |
| 354 | { |
| 355 | static_assert((std::is_same<decltype(cbrt((double)0)), double>::value), ""); |
| 356 | static_assert((std::is_same<decltype(cbrtf(0)), float>::value), ""); |
| 357 | static_assert((std::is_same<decltype(cbrtl(0)), long double>::value), ""); |
| 358 | assert(cbrt(1) == 1); |
| 359 | } |
| 360 | |
| 361 | void test_copysign() |
| 362 | { |
| 363 | static_assert((std::is_same<decltype(copysign((double)0, (double)0)), double>::value), ""); |
| 364 | static_assert((std::is_same<decltype(copysignf(0,0)), float>::value), ""); |
| 365 | static_assert((std::is_same<decltype(copysignl(0,0)), long double>::value), ""); |
| 366 | assert(copysign(1,1) == 1); |
| 367 | } |
| 368 | |
| 369 | void test_erf() |
| 370 | { |
| 371 | static_assert((std::is_same<decltype(erf((double)0)), double>::value), ""); |
| 372 | static_assert((std::is_same<decltype(erff(0)), float>::value), ""); |
| 373 | static_assert((std::is_same<decltype(erfl(0)), long double>::value), ""); |
| 374 | assert(erf(0) == 0); |
| 375 | } |
| 376 | |
| 377 | void test_erfc() |
| 378 | { |
| 379 | static_assert((std::is_same<decltype(erfc((double)0)), double>::value), ""); |
| 380 | static_assert((std::is_same<decltype(erfcf(0)), float>::value), ""); |
| 381 | static_assert((std::is_same<decltype(erfcl(0)), long double>::value), ""); |
| 382 | assert(erfc(0) == 1); |
| 383 | } |
| 384 | |
| 385 | void test_exp2() |
| 386 | { |
| 387 | static_assert((std::is_same<decltype(exp2((double)0)), double>::value), ""); |
| 388 | static_assert((std::is_same<decltype(exp2f(0)), float>::value), ""); |
| 389 | static_assert((std::is_same<decltype(exp2l(0)), long double>::value), ""); |
| 390 | assert(exp2(1) == 2); |
| 391 | } |
| 392 | |
| 393 | void test_expm1() |
| 394 | { |
| 395 | static_assert((std::is_same<decltype(expm1((double)0)), double>::value), ""); |
| 396 | static_assert((std::is_same<decltype(expm1f(0)), float>::value), ""); |
| 397 | static_assert((std::is_same<decltype(expm1l(0)), long double>::value), ""); |
| 398 | assert(expm1(0) == 0); |
| 399 | } |
| 400 | |
| 401 | void test_fdim() |
| 402 | { |
| 403 | static_assert((std::is_same<decltype(fdim((double)0, (double)0)), double>::value), ""); |
| 404 | static_assert((std::is_same<decltype(fdimf(0,0)), float>::value), ""); |
| 405 | static_assert((std::is_same<decltype(fdiml(0,0)), long double>::value), ""); |
| 406 | assert(fdim(1,0) == 1); |
| 407 | } |
| 408 | |
| 409 | void test_fma() |
| 410 | { |
| 411 | static_assert((std::is_same<decltype(fma((double)0, (double)0, (double)0)), double>::value), ""); |
| 412 | static_assert((std::is_same<decltype(fmaf(0,0,0)), float>::value), ""); |
| 413 | static_assert((std::is_same<decltype(fmal(0,0,0)), long double>::value), ""); |
| 414 | assert(fma(1,1,1) == 2); |
| 415 | } |
| 416 | |
| 417 | void test_fmax() |
| 418 | { |
| 419 | static_assert((std::is_same<decltype(fmax((double)0, (double)0)), double>::value), ""); |
| 420 | static_assert((std::is_same<decltype(fmaxf(0,0)), float>::value), ""); |
| 421 | static_assert((std::is_same<decltype(fmaxl(0,0)), long double>::value), ""); |
| 422 | assert(fmax(1,0) == 1); |
| 423 | } |
| 424 | |
| 425 | void test_fmin() |
| 426 | { |
| 427 | static_assert((std::is_same<decltype(fmin((double)0, (double)0)), double>::value), ""); |
| 428 | static_assert((std::is_same<decltype(fminf(0,0)), float>::value), ""); |
| 429 | static_assert((std::is_same<decltype(fminl(0,0)), long double>::value), ""); |
| 430 | assert(fmin(1,0) == 0); |
| 431 | } |
| 432 | |
| 433 | void test_hypot() |
| 434 | { |
| 435 | static_assert((std::is_same<decltype(hypot((double)0, (double)0)), double>::value), ""); |
| 436 | static_assert((std::is_same<decltype(hypotf(0,0)), float>::value), ""); |
| 437 | static_assert((std::is_same<decltype(hypotl(0,0)), long double>::value), ""); |
| 438 | assert(hypot(3,4) == 5); |
| 439 | } |
| 440 | |
| 441 | void test_ilogb() |
| 442 | { |
| 443 | static_assert((std::is_same<decltype(ilogb((double)0)), int>::value), ""); |
| 444 | static_assert((std::is_same<decltype(ilogbf(0)), int>::value), ""); |
| 445 | static_assert((std::is_same<decltype(ilogbl(0)), int>::value), ""); |
| 446 | assert(ilogb(1) == 0); |
| 447 | } |
| 448 | |
| 449 | void test_lgamma() |
| 450 | { |
| 451 | static_assert((std::is_same<decltype(lgamma((double)0)), double>::value), ""); |
| 452 | static_assert((std::is_same<decltype(lgammaf(0)), float>::value), ""); |
| 453 | static_assert((std::is_same<decltype(lgammal(0)), long double>::value), ""); |
| 454 | assert(lgamma(1) == 0); |
| 455 | } |
| 456 | |
| 457 | void test_llrint() |
| 458 | { |
| 459 | static_assert((std::is_same<decltype(llrint((double)0)), long long>::value), ""); |
| 460 | static_assert((std::is_same<decltype(llrintf(0)), long long>::value), ""); |
| 461 | static_assert((std::is_same<decltype(llrintl(0)), long long>::value), ""); |
| 462 | assert(llrint(1) == 1LL); |
| 463 | } |
| 464 | |
| 465 | void test_llround() |
| 466 | { |
| 467 | static_assert((std::is_same<decltype(llround((double)0)), long long>::value), ""); |
| 468 | static_assert((std::is_same<decltype(llroundf(0)), long long>::value), ""); |
| 469 | static_assert((std::is_same<decltype(llroundl(0)), long long>::value), ""); |
| 470 | assert(llround(1) == 1LL); |
| 471 | } |
| 472 | |
| 473 | void test_log1p() |
| 474 | { |
| 475 | static_assert((std::is_same<decltype(log1p((double)0)), double>::value), ""); |
| 476 | static_assert((std::is_same<decltype(log1pf(0)), float>::value), ""); |
| 477 | static_assert((std::is_same<decltype(log1pl(0)), long double>::value), ""); |
| 478 | assert(log1p(0) == 0); |
| 479 | } |
| 480 | |
| 481 | void test_log2() |
| 482 | { |
| 483 | static_assert((std::is_same<decltype(log2((double)0)), double>::value), ""); |
| 484 | static_assert((std::is_same<decltype(log2f(0)), float>::value), ""); |
| 485 | static_assert((std::is_same<decltype(log2l(0)), long double>::value), ""); |
| 486 | assert(log2(1) == 0); |
| 487 | } |
| 488 | |
| 489 | void test_logb() |
| 490 | { |
| 491 | static_assert((std::is_same<decltype(logb((double)0)), double>::value), ""); |
| 492 | static_assert((std::is_same<decltype(logbf(0)), float>::value), ""); |
| 493 | static_assert((std::is_same<decltype(logbl(0)), long double>::value), ""); |
| 494 | assert(logb(1) == 0); |
| 495 | } |
| 496 | |
| 497 | void test_lrint() |
| 498 | { |
| 499 | static_assert((std::is_same<decltype(lrint((double)0)), long>::value), ""); |
| 500 | static_assert((std::is_same<decltype(lrintf(0)), long>::value), ""); |
| 501 | static_assert((std::is_same<decltype(lrintl(0)), long>::value), ""); |
| 502 | assert(lrint(1) == 1L); |
| 503 | } |
| 504 | |
| 505 | void test_lround() |
| 506 | { |
| 507 | static_assert((std::is_same<decltype(lround((double)0)), long>::value), ""); |
| 508 | static_assert((std::is_same<decltype(lroundf(0)), long>::value), ""); |
| 509 | static_assert((std::is_same<decltype(lroundl(0)), long>::value), ""); |
| 510 | assert(lround(1) == 1L); |
| 511 | } |
| 512 | |
| 513 | void test_nan() |
| 514 | { |
| 515 | static_assert((std::is_same<decltype(nan("")), double>::value), ""); |
| 516 | static_assert((std::is_same<decltype(nanf("")), float>::value), ""); |
| 517 | static_assert((std::is_same<decltype(nanl("")), long double>::value), ""); |
| 518 | } |
| 519 | |
| 520 | void test_nearbyint() |
| 521 | { |
| 522 | static_assert((std::is_same<decltype(nearbyint((double)0)), double>::value), ""); |
| 523 | static_assert((std::is_same<decltype(nearbyintf(0)), float>::value), ""); |
| 524 | static_assert((std::is_same<decltype(nearbyintl(0)), long double>::value), ""); |
| 525 | assert(nearbyint(1) == 1); |
| 526 | } |
| 527 | |
| 528 | void test_nextafter() |
| 529 | { |
| 530 | static_assert((std::is_same<decltype(nextafter((double)0, (double)0)), double>::value), ""); |
| 531 | static_assert((std::is_same<decltype(nextafterf(0,0)), float>::value), ""); |
| 532 | static_assert((std::is_same<decltype(nextafterl(0,0)), long double>::value), ""); |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 533 | assert(nextafter(0,1) == hexfloat<double>(0x1, 0, -1074)); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 534 | } |
| 535 | |
| 536 | void test_nexttoward() |
| 537 | { |
| 538 | static_assert((std::is_same<decltype(nexttoward((double)0, (long double)0)), double>::value), ""); |
| 539 | static_assert((std::is_same<decltype(nexttowardf(0, (long double)0)), float>::value), ""); |
| 540 | static_assert((std::is_same<decltype(nexttowardl(0, (long double)0)), long double>::value), ""); |
Howard Hinnant | 0a11111 | 2011-05-13 21:52:40 +0000 | [diff] [blame] | 541 | assert(nexttoward(0, 1) == hexfloat<double>(0x1, 0, -1074)); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 542 | } |
| 543 | |
| 544 | void test_remainder() |
| 545 | { |
| 546 | static_assert((std::is_same<decltype(remainder((double)0, (double)0)), double>::value), ""); |
| 547 | static_assert((std::is_same<decltype(remainderf(0,0)), float>::value), ""); |
| 548 | static_assert((std::is_same<decltype(remainderl(0,0)), long double>::value), ""); |
| 549 | static_assert((std::is_same<decltype(remainder((int)0, (int)0)), double>::value), ""); |
| 550 | assert(remainder(0.5,1) == 0.5); |
| 551 | } |
| 552 | |
| 553 | void test_remquo() |
| 554 | { |
| 555 | int ip; |
| 556 | static_assert((std::is_same<decltype(remquo((double)0, (double)0, &ip)), double>::value), ""); |
| 557 | static_assert((std::is_same<decltype(remquof(0,0, &ip)), float>::value), ""); |
| 558 | static_assert((std::is_same<decltype(remquol(0,0, &ip)), long double>::value), ""); |
| 559 | assert(remquo(0.5,1, &ip) == 0.5); |
| 560 | } |
| 561 | |
| 562 | void test_rint() |
| 563 | { |
| 564 | static_assert((std::is_same<decltype(rint((double)0)), double>::value), ""); |
| 565 | static_assert((std::is_same<decltype(rintf(0)), float>::value), ""); |
| 566 | static_assert((std::is_same<decltype(rintl(0)), long double>::value), ""); |
| 567 | assert(rint(1) == 1); |
| 568 | } |
| 569 | |
| 570 | void test_round() |
| 571 | { |
| 572 | static_assert((std::is_same<decltype(round((double)0)), double>::value), ""); |
| 573 | static_assert((std::is_same<decltype(roundf(0)), float>::value), ""); |
| 574 | static_assert((std::is_same<decltype(roundl(0)), long double>::value), ""); |
| 575 | assert(round(1) == 1); |
| 576 | } |
| 577 | |
| 578 | void test_scalbln() |
| 579 | { |
| 580 | static_assert((std::is_same<decltype(scalbln((double)0, (long)0)), double>::value), ""); |
| 581 | static_assert((std::is_same<decltype(scalblnf(0, (long)0)), float>::value), ""); |
| 582 | static_assert((std::is_same<decltype(scalblnl(0, (long)0)), long double>::value), ""); |
| 583 | assert(scalbln(1, 1) == 2); |
| 584 | } |
| 585 | |
| 586 | void test_scalbn() |
| 587 | { |
| 588 | static_assert((std::is_same<decltype(scalbn((double)0, (int)0)), double>::value), ""); |
| 589 | static_assert((std::is_same<decltype(scalbnf(0, (int)0)), float>::value), ""); |
| 590 | static_assert((std::is_same<decltype(scalbnl(0, (int)0)), long double>::value), ""); |
| 591 | assert(scalbn(1, 1) == 2); |
| 592 | } |
| 593 | |
| 594 | void test_tgamma() |
| 595 | { |
| 596 | static_assert((std::is_same<decltype(tgamma((double)0)), double>::value), ""); |
| 597 | static_assert((std::is_same<decltype(tgammaf(0)), float>::value), ""); |
| 598 | static_assert((std::is_same<decltype(tgammal(0)), long double>::value), ""); |
| 599 | assert(tgamma(1) == 1); |
| 600 | } |
| 601 | |
| 602 | void test_trunc() |
| 603 | { |
| 604 | static_assert((std::is_same<decltype(trunc((double)0)), double>::value), ""); |
| 605 | static_assert((std::is_same<decltype(truncf(0)), float>::value), ""); |
| 606 | static_assert((std::is_same<decltype(truncl(0)), long double>::value), ""); |
| 607 | assert(trunc(1) == 1); |
| 608 | } |
| 609 | |
| 610 | int main() |
| 611 | { |
| 612 | test_acos(); |
| 613 | test_asin(); |
| 614 | test_atan(); |
| 615 | test_atan2(); |
| 616 | test_ceil(); |
| 617 | test_cos(); |
| 618 | test_cosh(); |
| 619 | test_exp(); |
| 620 | test_fabs(); |
| 621 | test_floor(); |
| 622 | test_fmod(); |
| 623 | test_frexp(); |
| 624 | test_ldexp(); |
| 625 | test_log(); |
| 626 | test_log10(); |
| 627 | test_modf(); |
| 628 | test_pow(); |
| 629 | test_sin(); |
| 630 | test_sinh(); |
| 631 | test_sqrt(); |
| 632 | test_tan(); |
| 633 | test_tanh(); |
| 634 | test_signbit(); |
| 635 | test_fpclassify(); |
| 636 | test_isfinite(); |
| 637 | test_isinf(); |
| 638 | test_isnan(); |
| 639 | test_isnormal(); |
| 640 | test_isgreater(); |
| 641 | test_isgreaterequal(); |
| 642 | test_isless(); |
| 643 | test_islessequal(); |
| 644 | test_islessgreater(); |
| 645 | test_isunordered(); |
| 646 | test_acosh(); |
| 647 | test_asinh(); |
| 648 | test_atanh(); |
| 649 | test_cbrt(); |
| 650 | test_copysign(); |
| 651 | test_erf(); |
| 652 | test_erfc(); |
| 653 | test_exp2(); |
| 654 | test_expm1(); |
| 655 | test_fdim(); |
| 656 | test_fma(); |
| 657 | test_fmax(); |
| 658 | test_fmin(); |
| 659 | test_hypot(); |
| 660 | test_ilogb(); |
| 661 | test_lgamma(); |
| 662 | test_llrint(); |
| 663 | test_llround(); |
| 664 | test_log1p(); |
| 665 | test_log2(); |
| 666 | test_logb(); |
| 667 | test_lrint(); |
| 668 | test_lround(); |
| 669 | test_nan(); |
| 670 | test_nearbyint(); |
| 671 | test_nextafter(); |
| 672 | test_nexttoward(); |
| 673 | test_remainder(); |
| 674 | test_remquo(); |
| 675 | test_rint(); |
| 676 | test_round(); |
| 677 | test_scalbln(); |
| 678 | test_scalbn(); |
| 679 | test_tgamma(); |
| 680 | test_trunc(); |
| 681 | } |