diff options
Diffstat (limited to 'test/std/language.support/support.types/byte.pass.cpp')
-rw-r--r-- | test/std/language.support/support.types/byte.pass.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/test/std/language.support/support.types/byte.pass.cpp b/test/std/language.support/support.types/byte.pass.cpp new file mode 100644 index 000000000000..aed44f91218f --- /dev/null +++ b/test/std/language.support/support.types/byte.pass.cpp @@ -0,0 +1,30 @@ +//===----------------------------------------------------------------------===// +// +// 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 <cstddef> +#include <type_traits> +#include <test_macros.h> + +// XFAIL: c++98, c++03, c++11, c++14 + +// std::byte is not an integer type, nor a character type. +// It is a distinct type for accessing the bits that ultimately make up object storage. + +static_assert( std::is_pod<std::byte>::value, "" ); +static_assert(!std::is_arithmetic<std::byte>::value, "" ); +static_assert(!std::is_integral<std::byte>::value, "" ); + +static_assert(!std::is_same<std::byte, char>::value, "" ); +static_assert(!std::is_same<std::byte, signed char>::value, "" ); +static_assert(!std::is_same<std::byte, unsigned char>::value, "" ); + +// The standard doesn't outright say this, but it's pretty clear that it has to be true. +static_assert(sizeof(std::byte) == 1, "" ); + +int main () {} |