1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include <gtest/gtest.h> 18 19// libc++ actively gets in the way of including <complex.h> from C++, so we 20// have to declare the complex math functions ourselves. 21// (libc++ also seems to have really bad implementations of its own that ignore 22// the intricacies of floating point math.) 23// http://llvm.org/bugs/show_bug.cgi?id=21504 24 25#include <math.h> // For M_PI. 26 27extern "C" double cabs(double _Complex); 28TEST(complex, cabs) { 29 ASSERT_EQ(0.0, cabs(0)); 30} 31 32extern "C" float cabsf(float _Complex); 33TEST(complex, cabsf) { 34 ASSERT_EQ(0.0, cabsf(0)); 35} 36 37extern "C" long double cabsl(long double _Complex); 38TEST(complex, cabsl) { 39 ASSERT_EQ(0.0, cabsl(0)); 40} 41 42extern "C" double _Complex cacos(double _Complex); 43TEST(complex, cacos) { 44 ASSERT_EQ(M_PI/2.0, cacos(0.0)); 45} 46 47extern "C" float _Complex cacosf(float _Complex); 48TEST(complex, cacosf) { 49 ASSERT_EQ(static_cast<float>(M_PI)/2.0f, cacosf(0.0)); 50} 51 52extern "C" double _Complex cacosh(double _Complex); 53TEST(complex, cacosh) { 54 ASSERT_EQ(0.0, cacosh(1.0)); 55} 56 57extern "C" float _Complex cacoshf(float _Complex); 58TEST(complex, cacoshf) { 59 ASSERT_EQ(0.0, cacoshf(1.0)); 60} 61 62extern "C" double carg(double _Complex); 63TEST(complex, carg) { 64 ASSERT_EQ(0.0, carg(0)); 65} 66 67extern "C" float cargf(float _Complex); 68TEST(complex, cargf) { 69 ASSERT_EQ(0.0, cargf(0)); 70} 71 72extern "C" long double cargl(long double _Complex); 73TEST(complex, cargl) { 74 ASSERT_EQ(0.0, cargl(0)); 75} 76 77extern "C" double _Complex casin(double _Complex); 78TEST(complex, casin) { 79 ASSERT_EQ(0.0, casin(0)); 80} 81 82extern "C" float _Complex casinf(float _Complex); 83TEST(complex, casinf) { 84 ASSERT_EQ(0.0, casinf(0)); 85} 86 87extern "C" double _Complex casinh(double _Complex); 88TEST(complex, casinh) { 89 ASSERT_EQ(0.0, casinh(0)); 90} 91 92extern "C" float _Complex casinhf(float _Complex); 93TEST(complex, casinhf) { 94 ASSERT_EQ(0.0, casinhf(0)); 95} 96 97extern "C" double _Complex catan(double _Complex); 98TEST(complex, catan) { 99 ASSERT_EQ(0.0, catan(0)); 100} 101 102extern "C" float _Complex catanf(float _Complex); 103TEST(complex, catanf) { 104 ASSERT_EQ(0.0, catanf(0)); 105} 106 107extern "C" double _Complex catanh(double _Complex); 108TEST(complex, catanh) { 109 ASSERT_EQ(0.0, catanh(0)); 110} 111 112extern "C" float _Complex catanhf(float _Complex); 113TEST(complex, catanhf) { 114 ASSERT_EQ(0.0, catanhf(0)); 115} 116 117extern "C" double _Complex ccos(double _Complex); 118TEST(complex, ccos) { 119 ASSERT_EQ(1.0, ccos(0)); 120} 121 122extern "C" float _Complex ccosf(float _Complex); 123TEST(complex, ccosf) { 124 ASSERT_EQ(1.0, ccosf(0)); 125} 126 127extern "C" double _Complex ccosh(double _Complex); 128TEST(complex, ccosh) { 129 ASSERT_EQ(1.0, ccosh(0)); 130} 131 132extern "C" float _Complex ccoshf(float _Complex); 133TEST(complex, ccoshf) { 134 ASSERT_EQ(1.0, ccoshf(0)); 135} 136 137extern "C" double _Complex cexp(double _Complex); 138TEST(complex, cexp) { 139 ASSERT_EQ(1.0, cexp(0)); 140} 141 142extern "C" float _Complex cexpf(float _Complex); 143TEST(complex, cexpf) { 144 ASSERT_EQ(1.0, cexpf(0)); 145} 146 147extern "C" double cimag(double _Complex); 148TEST(complex, cimag) { 149 ASSERT_EQ(0.0, cimag(0)); 150} 151 152extern "C" float cimagf(float _Complex); 153TEST(complex, cimagf) { 154 ASSERT_EQ(0.0f, cimagf(0)); 155} 156 157extern "C" long double cimagl(long double _Complex); 158TEST(complex, cimagl) { 159 ASSERT_EQ(0.0, cimagl(0)); 160} 161 162extern "C" double _Complex conj(double _Complex); 163TEST(complex, conj) { 164 ASSERT_EQ(0.0, conj(0)); 165} 166 167extern "C" float _Complex conjf(float _Complex); 168TEST(complex, conjf) { 169 ASSERT_EQ(0.0f, conjf(0)); 170} 171 172extern "C" long double _Complex conjl(long double _Complex); 173TEST(complex, conjl) { 174 ASSERT_EQ(0.0, conjl(0)); 175} 176 177extern "C" double _Complex cproj(double _Complex); 178TEST(complex, cproj) { 179 ASSERT_EQ(0.0, cproj(0)); 180} 181 182extern "C" float _Complex cprojf(float _Complex); 183TEST(complex, cprojf) { 184 ASSERT_EQ(0.0f, cprojf(0)); 185} 186 187extern "C" long double _Complex cprojl(long double _Complex); 188TEST(complex, cprojl) { 189 ASSERT_EQ(0.0, cprojl(0)); 190} 191 192extern "C" double creal(double _Complex); 193TEST(complex, creal) { 194 ASSERT_EQ(0.0, creal(0)); 195} 196 197extern "C" float crealf(float _Complex); 198TEST(complex, crealf) { 199 ASSERT_EQ(0.0f, crealf(0)); 200} 201 202extern "C" long double creall(long double _Complex); 203TEST(complex, creall) { 204 ASSERT_EQ(0.0, creall(0)); 205} 206 207extern "C" double _Complex csin(double _Complex); 208TEST(complex, csin) { 209 ASSERT_EQ(0.0, csin(0)); 210} 211 212extern "C" float _Complex csinf(float _Complex); 213TEST(complex, csinf) { 214 ASSERT_EQ(0.0, csinf(0)); 215} 216 217extern "C" double _Complex csinh(double _Complex); 218TEST(complex, csinh) { 219 ASSERT_EQ(0.0, csinh(0)); 220} 221 222extern "C" float _Complex csinhf(float _Complex); 223TEST(complex, csinhf) { 224 ASSERT_EQ(0.0, csinhf(0)); 225} 226 227extern "C" double _Complex csqrt(double _Complex); 228TEST(complex, csqrt) { 229 ASSERT_EQ(0.0, csqrt(0)); 230} 231 232extern "C" float _Complex csqrtf(float _Complex); 233TEST(complex, csqrtf) { 234 ASSERT_EQ(0.0f, csqrt(0)); 235} 236 237extern "C" long double _Complex csqrtl(long double _Complex); 238TEST(complex, csqrtl) { 239 ASSERT_EQ(0.0, csqrtl(0)); 240} 241 242extern "C" double _Complex ctan(double _Complex); 243TEST(complex, ctan) { 244 ASSERT_EQ(0.0, ctan(0)); 245} 246 247extern "C" float _Complex ctanf(float _Complex); 248TEST(complex, ctanf) { 249 ASSERT_EQ(0.0, ctanf(0)); 250} 251 252extern "C" double _Complex ctanh(double _Complex); 253TEST(complex, ctanh) { 254 ASSERT_EQ(0.0, ctanh(0)); 255} 256 257extern "C" float _Complex ctanhf(float _Complex); 258TEST(complex, ctanhf) { 259 ASSERT_EQ(0.0, ctanhf(0)); 260} 261