xref: /llvm-project/libcxx/test/std/time/time.duration/time.duration.cons/convert_overflow.pass.cpp (revision 7738db2c06b177fe916ac1bcf3633449b3c1fca9)
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-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <chrono>
10 
11 // duration
12 
13 // template <class Rep2, class Period2>
14 //   duration(const duration<Rep2, Period2>& d);
15 
16 // overflow should SFINAE instead of error out, LWG 2094
17 
18 #include <chrono>
19 #include <cassert>
20 #include <ratio>
21 
22 #include "test_macros.h"
23 
24 bool called = false;
25 
26 void f(std::chrono::milliseconds);
f(std::chrono::seconds)27 void f(std::chrono::seconds)
28 {
29     called = true;
30 }
31 
main(int,char **)32 int main(int, char**)
33 {
34     {
35     std::chrono::duration<int, std::exa> r(1);
36     f(r);
37     assert(called);
38     }
39 
40   return 0;
41 }
42