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      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 // <chrono>
     11 
     12 // duration
     13 
     14 // template <class Rep2, class Period2>
     15 //   duration(const duration<Rep2, Period2>& d);
     16 
     17 // overflow should SFINAE instead of error out, LWG 2094
     18 
     19 #include <chrono>
     20 #include <cassert>
     21 
     22 bool called = false;
     23 
     24 void f(std::chrono::milliseconds);
     25 void f(std::chrono::seconds)
     26 {
     27     called = true;
     28 }
     29 
     30 int main()
     31 {
     32     {
     33     std::chrono::duration<int, std::exa> r(1);
     34     f(r);
     35     assert(called);
     36     }
     37 }
     38