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ratio_less.pass.cpp (2721B)

      1 //===----------------------------------------------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is dual licensed under the MIT and the University of Illinois Open
      6 // Source Licenses. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 // test ratio_less
     11 
     12 #include <ratio>
     13 
     14 #include "test_macros.h"
     15 
     16 template <class Rat1, class Rat2, bool result>
     17 void test()
     18 {
     19     static_assert((result == std::ratio_less<Rat1, Rat2>::value), "");
     20 #if TEST_STD_VER > 14
     21     static_assert((result == std::ratio_less_v<Rat1, Rat2>), "");
     22 #endif
     23 }
     24 
     25 int main()
     26 {
     27     {
     28     typedef std::ratio<1, 1> R1;
     29     typedef std::ratio<1, 1> R2;
     30     test<R1, R2, false>();
     31     }
     32     {
     33     typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 1> R1;
     34     typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 1> R2;
     35     test<R1, R2, false>();
     36     }
     37     {
     38     typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 1> R1;
     39     typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 1> R2;
     40     test<R1, R2, false>();
     41     }
     42     {
     43     typedef std::ratio<1, 0x7FFFFFFFFFFFFFFFLL> R1;
     44     typedef std::ratio<1, 0x7FFFFFFFFFFFFFFFLL> R2;
     45     test<R1, R2, false>();
     46     }
     47     {
     48     typedef std::ratio<1, 1> R1;
     49     typedef std::ratio<1, -1> R2;
     50     test<R1, R2, false>();
     51     }
     52     {
     53     typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 1> R1;
     54     typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 1> R2;
     55     test<R1, R2, false>();
     56     }
     57     {
     58     typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 1> R1;
     59     typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 1> R2;
     60     test<R1, R2, true>();
     61     }
     62     {
     63     typedef std::ratio<1, 0x7FFFFFFFFFFFFFFFLL> R1;
     64     typedef std::ratio<1, -0x7FFFFFFFFFFFFFFFLL> R2;
     65     test<R1, R2, false>();
     66     }
     67     {
     68     typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 0x7FFFFFFFFFFFFFFELL> R1;
     69     typedef std::ratio<0x7FFFFFFFFFFFFFFDLL, 0x7FFFFFFFFFFFFFFCLL> R2;
     70     test<R1, R2, true>();
     71     }
     72     {
     73     typedef std::ratio<0x7FFFFFFFFFFFFFFDLL, 0x7FFFFFFFFFFFFFFCLL> R1;
     74     typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 0x7FFFFFFFFFFFFFFELL> R2;
     75     test<R1, R2, false>();
     76     }
     77     {
     78     typedef std::ratio<-0x7FFFFFFFFFFFFFFDLL, 0x7FFFFFFFFFFFFFFCLL> R1;
     79     typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 0x7FFFFFFFFFFFFFFELL> R2;
     80     test<R1, R2, true>();
     81     }
     82     {
     83     typedef std::ratio<0x7FFFFFFFFFFFFFFFLL, 0x7FFFFFFFFFFFFFFELL> R1;
     84     typedef std::ratio<0x7FFFFFFFFFFFFFFELL, 0x7FFFFFFFFFFFFFFDLL> R2;
     85     test<R1, R2, true>();
     86     }
     87     {
     88     typedef std::ratio<641981, 1339063> R1;
     89     typedef std::ratio<1291640, 2694141LL> R2;
     90     test<R1, R2, false>();
     91     }
     92     {
     93     typedef std::ratio<1291640, 2694141LL> R1;
     94     typedef std::ratio<641981, 1339063> R2;
     95     test<R1, R2, true>();
     96     }
     97 }