1c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant//===----------------------------------------------------------------------===// 2c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// 3c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// The LLVM Compiler Infrastructure 4c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// 8c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant//===----------------------------------------------------------------------===// 9c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 10c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// <chrono> 11c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 12c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// duration 13c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 14c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant// duration& operator/=(const rep& rhs); 15c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 16c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant#include <chrono> 17c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant#include <cassert> 18c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant 193df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow#include "test_macros.h" 203df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow 213df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow#if TEST_STD_VER > 14 223df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clowconstexpr bool test_constexpr() 233df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow{ 243df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow std::chrono::seconds s(15); 253df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow s /= 5; 263df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow return s.count() == 3; 273df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow} 283df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow#endif 293df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow 30c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnantint main() 31c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant{ 323df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow { 33c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant std::chrono::nanoseconds ns(15); 34c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant ns /= 5; 35c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant assert(ns.count() == 3); 363df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow } 373df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow 383df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow#if TEST_STD_VER > 14 393df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow static_assert(test_constexpr(), ""); 403df90c94a3ed6da4c0fceaa3f65529c3b2034f90Marshall Clow#endif 41c52f43e72dfcea03037729649da84c23b3beb04aHoward Hinnant} 42