65 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===----------------------------------------------------------------------===//
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| //
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| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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| // See https://llvm.org/LICENSE.txt for license information.
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| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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| //
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| //===----------------------------------------------------------------------===//
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| 
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| // <chrono>
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| 
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| // duration
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| 
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| // template <class Rep1, class Period, class Rep2>
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| //   constexpr
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| //   duration<typename common_type<Rep1, Rep2>::type, Period>
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| //   operator*(const duration<Rep1, Period>& d, const Rep2& s);
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| 
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| // template <class Rep1, class Period, class Rep2>
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| //   constexpr
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| //   duration<typename common_type<Rep1, Rep2>::type, Period>
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| //   operator*(const Rep1& s, const duration<Rep2, Period>& d);
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| 
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| #include <chrono>
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| #include <cassert>
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| 
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| #include "test_macros.h"
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| #include "../../rep.h"
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| 
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| int main(int, char**)
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| {
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|     {
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|     std::chrono::nanoseconds ns(3);
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|     ns = ns * 5;
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|     assert(ns.count() == 15);
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|     ns = 6 * ns;
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|     assert(ns.count() == 90);
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|     }
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| 
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| #if TEST_STD_VER >= 11
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|     {
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|     constexpr std::chrono::nanoseconds ns(3);
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|     constexpr std::chrono::nanoseconds ns2 = ns * 5;
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|     static_assert(ns2.count() == 15, "");
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|     constexpr std::chrono::nanoseconds ns3 = 6 * ns;
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|     static_assert(ns3.count() == 18, "");
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|     }
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| #endif
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| 
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| #if TEST_STD_VER >= 11
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|     { // This is related to PR#41130
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|     typedef std::chrono::nanoseconds Duration;
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|     Duration d(5);
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|     NotARep n;
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|     ASSERT_SAME_TYPE(Duration, decltype(d * n));
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|     ASSERT_SAME_TYPE(Duration, decltype(n * d));
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|     d = d * n;
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|     assert(d.count() == 5);
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|     d = n * d;
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|     assert(d.count() == 5);
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|     }
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| #endif
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| 
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|   return 0;
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| }
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