diff options
Diffstat (limited to 'test/std/utilities/date.time/tested_elsewhere.pass.cpp')
-rw-r--r-- | test/std/utilities/date.time/tested_elsewhere.pass.cpp | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/test/std/utilities/date.time/tested_elsewhere.pass.cpp b/test/std/utilities/date.time/tested_elsewhere.pass.cpp new file mode 100644 index 000000000000..419f415dee19 --- /dev/null +++ b/test/std/utilities/date.time/tested_elsewhere.pass.cpp @@ -0,0 +1,38 @@ +//===----------------------------------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include <ctime> +#include <type_traits> + +#ifndef NULL +#error NULL not defined +#endif + +#ifndef CLOCKS_PER_SEC +#error CLOCKS_PER_SEC not defined +#endif + +int main() +{ + std::clock_t c = 0; + ((void)c); // avoid unused warning + std::size_t s = 0; + std::time_t t = 0; + std::tm tm = {0}; + char str[3]; + static_assert((std::is_same<decltype(std::clock()), std::clock_t>::value), ""); + static_assert((std::is_same<decltype(std::difftime(t,t)), double>::value), ""); + static_assert((std::is_same<decltype(std::mktime(&tm)), std::time_t>::value), ""); + static_assert((std::is_same<decltype(std::time(&t)), std::time_t>::value), ""); + static_assert((std::is_same<decltype(std::asctime(&tm)), char*>::value), ""); + static_assert((std::is_same<decltype(std::ctime(&t)), char*>::value), ""); + static_assert((std::is_same<decltype(std::gmtime(&t)), std::tm*>::value), ""); + static_assert((std::is_same<decltype(std::localtime(&t)), std::tm*>::value), ""); + static_assert((std::is_same<decltype(std::strftime(str,s,"",&tm)), std::size_t>::value), ""); +} |