99 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// test ratio_less10 11#include <ratio>12 13#include "test_macros.h"14 15template <class Rat1, class Rat2, bool result>16void test()17{18 static_assert((result == std::ratio_less<Rat1, Rat2>::value), "");19#if TEST_STD_VER > 1420 static_assert((result == std::ratio_less_v<Rat1, Rat2>), "");21#endif22}23 24int main(int, char**)25{26 {27 typedef std::ratio<1, 1> R1;28 typedef std::ratio<1, 1> R2;29 test<R1, R2, false>();30 }31 {32 typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 1> R1;33 typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 1> R2;34 test<R1, R2, false>();35 }36 {37 typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 1> R1;38 typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 1> R2;39 test<R1, R2, false>();40 }41 {42 typedef std::ratio<1, 0x7FFFFFFFFFFFFFFFLL> R1;43 typedef std::ratio<1, 0x7FFFFFFFFFFFFFFFLL> R2;44 test<R1, R2, false>();45 }46 {47 typedef std::ratio<1, 1> R1;48 typedef std::ratio<1, -1> R2;49 test<R1, R2, false>();50 }51 {52 typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 1> R1;53 typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 1> R2;54 test<R1, R2, false>();55 }56 {57 typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 1> R1;58 typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 1> R2;59 test<R1, R2, true>();60 }61 {62 typedef std::ratio<1, 0x7FFFFFFFFFFFFFFFLL> R1;63 typedef std::ratio<1, -0x7FFFFFFFFFFFFFFFLL> R2;64 test<R1, R2, false>();65 }66 {67 typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 0x7FFFFFFFFFFFFFFELL> R1;68 typedef std::ratio<0x7FFFFFFFFFFFFFFDLL, 0x7FFFFFFFFFFFFFFCLL> R2;69 test<R1, R2, true>();70 }71 {72 typedef std::ratio<0x7FFFFFFFFFFFFFFDLL, 0x7FFFFFFFFFFFFFFCLL> R1;73 typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 0x7FFFFFFFFFFFFFFELL> R2;74 test<R1, R2, false>();75 }76 {77 typedef std::ratio<-0x7FFFFFFFFFFFFFFDLL, 0x7FFFFFFFFFFFFFFCLL> R1;78 typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 0x7FFFFFFFFFFFFFFELL> R2;79 test<R1, R2, true>();80 }81 {82 typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 0x7FFFFFFFFFFFFFFELL> R1;83 typedef std::ratio<0x7FFFFFFFFFFFFFFELL, 0x7FFFFFFFFFFFFFFDLL> R2;84 test<R1, R2, true>();85 }86 {87 typedef std::ratio<641981, 1339063> R1;88 typedef std::ratio<1291640, 2694141LL> R2;89 test<R1, R2, false>();90 }91 {92 typedef std::ratio<1291640, 2694141LL> R1;93 typedef std::ratio<641981, 1339063> R2;94 test<R1, R2, true>();95 }96 97 return 0;98}99