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author | Dimitry Andric <dim@FreeBSD.org> | 2015-09-06 18:46:46 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2015-09-06 18:46:46 +0000 |
commit | 61b9a7258a7693d7f3674a5a1daf7b036ff1d382 (patch) | |
tree | ec41ed70ffca97240e76f9a78bb2dedba28f310c /test/std/language.support/support.limits/limits/numeric.limits.members/epsilon.pass.cpp | |
parent | f857581820d15e410e9945d2fcd5f7163be25a96 (diff) | |
download | src-61b9a7258a7693d7f3674a5a1daf7b036ff1d382.tar.gz src-61b9a7258a7693d7f3674a5a1daf7b036ff1d382.zip |
Import libc++ 3.7.0 release (r246257).vendor/libc++/libc++-release_370-r246257
Notes
Notes:
svn path=/vendor/libc++/dist/; revision=287518
svn path=/vendor/libc++/libc++-release_370-r246257/; revision=287519; tag=vendor/libc++/libc++-release_370-r246257
Diffstat (limited to 'test/std/language.support/support.limits/limits/numeric.limits.members/epsilon.pass.cpp')
-rw-r--r-- | test/std/language.support/support.limits/limits/numeric.limits.members/epsilon.pass.cpp | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/test/std/language.support/support.limits/limits/numeric.limits.members/epsilon.pass.cpp b/test/std/language.support/support.limits/limits/numeric.limits.members/epsilon.pass.cpp new file mode 100644 index 000000000000..0cce4848187d --- /dev/null +++ b/test/std/language.support/support.limits/limits/numeric.limits.members/epsilon.pass.cpp @@ -0,0 +1,54 @@ +//===----------------------------------------------------------------------===// +// +// 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. +// +//===----------------------------------------------------------------------===// + +// test numeric_limits + +// epsilon() + +#include <limits> +#include <cfloat> +#include <cassert> + +template <class T> +void +test(T expected) +{ + assert(std::numeric_limits<T>::epsilon() == expected); + assert(std::numeric_limits<const T>::epsilon() == expected); + assert(std::numeric_limits<volatile T>::epsilon() == expected); + assert(std::numeric_limits<const volatile T>::epsilon() == expected); +} + +int main() +{ + test<bool>(false); + test<char>(0); + test<signed char>(0); + test<unsigned char>(0); + test<wchar_t>(0); +#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS + test<char16_t>(0); + test<char32_t>(0); +#endif // _LIBCPP_HAS_NO_UNICODE_CHARS + test<short>(0); + test<unsigned short>(0); + test<int>(0); + test<unsigned int>(0); + test<long>(0); + test<unsigned long>(0); + test<long long>(0); + test<unsigned long long>(0); +#ifndef _LIBCPP_HAS_NO_INT128 + test<__int128_t>(0); + test<__uint128_t>(0); +#endif + test<float>(FLT_EPSILON); + test<double>(DBL_EPSILON); + test<long double>(LDBL_EPSILON); +} |