41 lines
1.4 KiB
C++
41 lines
1.4 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// test <ctime>
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#include <ctime>
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#include <type_traits>
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#ifndef NULL
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#error NULL not defined
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#endif
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#ifndef CLOCKS_PER_SEC
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#error CLOCKS_PER_SEC not defined
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#endif
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int main()
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{
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std::clock_t c = 0;
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std::size_t s = 0;
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std::time_t t = 0;
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std::tm tm = {0};
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static_assert((std::is_same<decltype(std::clock()), std::clock_t>::value), "");
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static_assert((std::is_same<decltype(std::difftime(t,t)), double>::value), "");
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static_assert((std::is_same<decltype(std::mktime(&tm)), std::time_t>::value), "");
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static_assert((std::is_same<decltype(std::time(&t)), std::time_t>::value), "");
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static_assert((std::is_same<decltype(std::asctime(&tm)), char*>::value), "");
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static_assert((std::is_same<decltype(std::ctime(&t)), char*>::value), "");
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static_assert((std::is_same<decltype(std::gmtime(&t)), std::tm*>::value), "");
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static_assert((std::is_same<decltype(std::localtime(&t)), std::tm*>::value), "");
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char* c1 = 0;
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const char* c2 = 0;
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static_assert((std::is_same<decltype(std::strftime(c1,s,c2,&tm)), std::size_t>::value), "");
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}
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