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llvm-project/libcxx/test/language.support/cstdint/cstdint.syn/cstdint.pass.cpp

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//===----------------------------------------------------------------------===//
//
// 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 <cstdint>
#include <cstdint>
#include <csignal>
#include <cwctype>
#include <climits>
#include <type_traits>
#include <limits>
#include <cassert>
int main()
{
// typedef std::int8_t
static_assert(sizeof(std::int8_t)*CHAR_BIT == 8,
"sizeof(std::int8_t)*CHAR_BIT == 8");
static_assert(std::is_signed<std::int8_t>::value,
"std::is_signed<std::int8_t>::value");
// typedef std::int16_t
static_assert(sizeof(std::int16_t)*CHAR_BIT == 16,
"sizeof(std::int16_t)*CHAR_BIT == 16");
static_assert(std::is_signed<std::int16_t>::value,
"std::is_signed<std::int16_t>::value");
// typedef std::int32_t
static_assert(sizeof(std::int32_t)*CHAR_BIT == 32,
"sizeof(std::int32_t)*CHAR_BIT == 32");
static_assert(std::is_signed<std::int32_t>::value,
"std::is_signed<std::int32_t>::value");
// typedef std::int64_t
static_assert(sizeof(std::int64_t)*CHAR_BIT == 64,
"sizeof(std::int64_t)*CHAR_BIT == 64");
static_assert(std::is_signed<std::int64_t>::value,
"std::is_signed<std::int64_t>::value");
// typedef std::uint8_t
static_assert(sizeof(std::uint8_t)*CHAR_BIT == 8,
"sizeof(std::uint8_t)*CHAR_BIT == 8");
static_assert(std::is_unsigned<std::uint8_t>::value,
"std::is_unsigned<std::uint8_t>::value");
// typedef std::uint16_t
static_assert(sizeof(std::uint16_t)*CHAR_BIT == 16,
"sizeof(std::uint16_t)*CHAR_BIT == 16");
static_assert(std::is_unsigned<std::uint16_t>::value,
"std::is_unsigned<std::uint16_t>::value");
// typedef std::uint32_t
static_assert(sizeof(std::uint32_t)*CHAR_BIT == 32,
"sizeof(std::uint32_t)*CHAR_BIT == 32");
static_assert(std::is_unsigned<std::uint32_t>::value,
"std::is_unsigned<std::uint32_t>::value");
// typedef std::uint64_t
static_assert(sizeof(std::uint64_t)*CHAR_BIT == 64,
"sizeof(std::uint64_t)*CHAR_BIT == 64");
static_assert(std::is_unsigned<std::uint64_t>::value,
"std::is_unsigned<std::uint64_t>::value");
// typedef std::int_least8_t
static_assert(sizeof(std::int_least8_t)*CHAR_BIT >= 8,
"sizeof(std::int_least8_t)*CHAR_BIT >= 8");
static_assert(std::is_signed<std::int_least8_t>::value,
"std::is_signed<std::int_least8_t>::value");
// typedef std::int_least16_t
static_assert(sizeof(std::int_least16_t)*CHAR_BIT >= 16,
"sizeof(std::int_least16_t)*CHAR_BIT >= 16");
static_assert(std::is_signed<std::int_least16_t>::value,
"std::is_signed<std::int_least16_t>::value");
// typedef std::int_least32_t
static_assert(sizeof(std::int_least32_t)*CHAR_BIT >= 32,
"sizeof(std::int_least32_t)*CHAR_BIT >= 32");
static_assert(std::is_signed<std::int_least32_t>::value,
"std::is_signed<std::int_least32_t>::value");
// typedef std::int_least64_t
static_assert(sizeof(std::int_least64_t)*CHAR_BIT >= 64,
"sizeof(std::int_least64_t)*CHAR_BIT >= 64");
static_assert(std::is_signed<std::int_least64_t>::value,
"std::is_signed<std::int_least64_t>::value");
// typedef std::uint_least8_t
static_assert(sizeof(std::uint_least8_t)*CHAR_BIT >= 8,
"sizeof(std::uint_least8_t)*CHAR_BIT >= 8");
static_assert(std::is_unsigned<std::uint_least8_t>::value,
"std::is_unsigned<std::uint_least8_t>::value");
// typedef std::uint_least16_t
static_assert(sizeof(std::uint_least16_t)*CHAR_BIT >= 16,
"sizeof(std::uint_least16_t)*CHAR_BIT >= 16");
static_assert(std::is_unsigned<std::uint_least16_t>::value,
"std::is_unsigned<std::uint_least16_t>::value");
// typedef std::uint_least32_t
static_assert(sizeof(std::uint_least32_t)*CHAR_BIT >= 32,
"sizeof(std::uint_least32_t)*CHAR_BIT >= 32");
static_assert(std::is_unsigned<std::uint_least32_t>::value,
"std::is_unsigned<std::uint_least32_t>::value");
// typedef std::uint_least64_t
static_assert(sizeof(std::uint_least64_t)*CHAR_BIT >= 64,
"sizeof(std::uint_least64_t)*CHAR_BIT >= 64");
static_assert(std::is_unsigned<std::uint_least64_t>::value,
"std::is_unsigned<std::uint_least64_t>::value");
// typedef std::int_fast8_t
static_assert(sizeof(std::int_fast8_t)*CHAR_BIT >= 8,
"sizeof(std::int_fast8_t)*CHAR_BIT >= 8");
static_assert(std::is_signed<std::int_fast8_t>::value,
"std::is_signed<std::int_fast8_t>::value");
// typedef std::int_fast16_t
static_assert(sizeof(std::int_fast16_t)*CHAR_BIT >= 16,
"sizeof(std::int_fast16_t)*CHAR_BIT >= 16");
static_assert(std::is_signed<std::int_fast16_t>::value,
"std::is_signed<std::int_fast16_t>::value");
// typedef std::int_fast32_t
static_assert(sizeof(std::int_fast32_t)*CHAR_BIT >= 32,
"sizeof(std::int_fast32_t)*CHAR_BIT >= 32");
static_assert(std::is_signed<std::int_fast32_t>::value,
"std::is_signed<std::int_fast32_t>::value");
// typedef std::int_fast64_t
static_assert(sizeof(std::int_fast64_t)*CHAR_BIT >= 64,
"sizeof(std::int_fast64_t)*CHAR_BIT >= 64");
static_assert(std::is_signed<std::int_fast64_t>::value,
"std::is_signed<std::int_fast64_t>::value");
// typedef std::uint_fast8_t
static_assert(sizeof(std::uint_fast8_t)*CHAR_BIT >= 8,
"sizeof(std::uint_fast8_t)*CHAR_BIT >= 8");
static_assert(std::is_unsigned<std::uint_fast8_t>::value,
"std::is_unsigned<std::uint_fast8_t>::value");
// typedef std::uint_fast16_t
static_assert(sizeof(std::uint_fast16_t)*CHAR_BIT >= 16,
"sizeof(std::uint_fast16_t)*CHAR_BIT >= 16");
static_assert(std::is_unsigned<std::uint_fast16_t>::value,
"std::is_unsigned<std::uint_fast16_t>::value");
// typedef std::uint_fast32_t
static_assert(sizeof(std::uint_fast32_t)*CHAR_BIT >= 32,
"sizeof(std::uint_fast32_t)*CHAR_BIT >= 32");
static_assert(std::is_unsigned<std::uint_fast32_t>::value,
"std::is_unsigned<std::uint_fast32_t>::value");
// typedef std::uint_fast64_t
static_assert(sizeof(std::uint_fast64_t)*CHAR_BIT >= 64,
"sizeof(std::uint_fast64_t)*CHAR_BIT >= 64");
static_assert(std::is_unsigned<std::uint_fast64_t>::value,
"std::is_unsigned<std::uint_fast64_t>::value");
// typedef std::intptr_t
static_assert(sizeof(std::intptr_t) >= sizeof(void*),
"sizeof(std::intptr_t) >= sizeof(void*)");
static_assert(std::is_signed<std::intptr_t>::value,
"std::is_signed<std::intptr_t>::value");
// typedef std::uintptr_t
static_assert(sizeof(std::uintptr_t) >= sizeof(void*),
"sizeof(std::uintptr_t) >= sizeof(void*)");
static_assert(std::is_unsigned<std::uintptr_t>::value,
"std::is_unsigned<std::uintptr_t>::value");
// typedef std::intmax_t
static_assert(sizeof(std::intmax_t) >= sizeof(long long),
"sizeof(std::intmax_t) >= sizeof(long long)");
static_assert(std::is_signed<std::intmax_t>::value,
"std::is_signed<std::intmax_t>::value");
// typedef std::uintmax_t
static_assert(sizeof(std::uintmax_t) >= sizeof(unsigned long long),
"sizeof(std::uintmax_t) >= sizeof(unsigned long long)");
static_assert(std::is_unsigned<std::uintmax_t>::value,
"std::is_unsigned<std::uintmax_t>::value");
// INTN_MIN
static_assert(INT8_MIN == -128, "INT8_MIN == -128");
static_assert(INT16_MIN == -32768, "INT16_MIN == -32768");
static_assert(INT32_MIN == -2147483648U, "INT32_MIN == -2147483648");
static_assert(INT64_MIN == -9223372036854775808ULL, "INT64_MIN == -9223372036854775808LL");
// INTN_MAX
static_assert(INT8_MAX == 127, "INT8_MAX == 127");
static_assert(INT16_MAX == 32767, "INT16_MAX == 32767");
static_assert(INT32_MAX == 2147483647, "INT32_MAX == 2147483647");
static_assert(INT64_MAX == 9223372036854775807LL, "INT64_MAX == 9223372036854775807LL");
// UINTN_MAX
static_assert(UINT8_MAX == 255, "UINT8_MAX == 255");
static_assert(UINT16_MAX == 65535, "UINT16_MAX == 65535");
static_assert(UINT32_MAX == 4294967295U, "UINT32_MAX == 4294967295");
static_assert(UINT64_MAX == 18446744073709551615ULL, "UINT64_MAX == 18446744073709551615ULL");
// INT_FASTN_MIN
static_assert(INT_FAST8_MIN <= -128, "INT_FAST8_MIN <= -128");
static_assert(INT_FAST16_MIN <= -32768, "INT_FAST16_MIN <= -32768");
static_assert(INT_FAST32_MIN <= -2147483648U, "INT_FAST32_MIN <= -2147483648");
static_assert(INT_FAST64_MIN <= -9223372036854775808ULL, "INT_FAST64_MIN <= -9223372036854775808LL");
// INT_FASTN_MAX
static_assert(INT_FAST8_MAX >= 127, "INT_FAST8_MAX >= 127");
static_assert(INT_FAST16_MAX >= 32767, "INT_FAST16_MAX >= 32767");
static_assert(INT_FAST32_MAX >= 2147483647, "INT_FAST32_MAX >= 2147483647");
static_assert(INT_FAST64_MAX >= 9223372036854775807LL, "INT_FAST64_MAX >= 9223372036854775807LL");
// UINT_FASTN_MAX
static_assert(UINT_FAST8_MAX >= 255, "UINT_FAST8_MAX >= 255");
static_assert(UINT_FAST16_MAX >= 65535, "UINT_FAST16_MAX >= 65535");
static_assert(UINT_FAST32_MAX >= 4294967295U, "UINT_FAST32_MAX >= 4294967295");
static_assert(UINT_FAST64_MAX >= 18446744073709551615ULL, "UINT_FAST64_MAX >= 18446744073709551615ULL");
// INTPTR_MIN
assert(INTPTR_MIN == std::numeric_limits<std::intptr_t>::min());
// INTPTR_MAX
assert(INTPTR_MAX == std::numeric_limits<std::intptr_t>::max());
// UINTPTR_MAX
assert(UINTPTR_MAX == std::numeric_limits<std::uintptr_t>::max());
// INTMAX_MIN
assert(INTMAX_MIN == std::numeric_limits<std::intmax_t>::min());
// INTMAX_MAX
assert(INTMAX_MAX == std::numeric_limits<std::intmax_t>::max());
// UINTMAX_MAX
assert(UINTMAX_MAX == std::numeric_limits<std::uintmax_t>::max());
// PTRDIFF_MIN
assert(PTRDIFF_MIN == std::numeric_limits<std::ptrdiff_t>::min());
// PTRDIFF_MAX
assert(PTRDIFF_MAX == std::numeric_limits<std::ptrdiff_t>::max());
// SIG_ATOMIC_MIN
assert(SIG_ATOMIC_MIN == std::numeric_limits<std::sig_atomic_t>::min());
// SIG_ATOMIC_MAX
assert(SIG_ATOMIC_MAX == std::numeric_limits<std::sig_atomic_t>::max());
// SIZE_MAX
assert(SIZE_MAX == std::numeric_limits<std::size_t>::max());
// WCHAR_MIN
assert(WCHAR_MIN == std::numeric_limits<wchar_t>::min());
// WCHAR_MAX
assert(WCHAR_MAX == std::numeric_limits<wchar_t>::max());
// WINT_MIN
assert(WINT_MIN == std::numeric_limits<std::wint_t>::min());
// WINT_MAX
assert(WINT_MAX == std::numeric_limits<std::wint_t>::max());
#ifndef INT8_C
#error INT8_C not defined
#endif
#ifndef INT16_C
#error INT16_C not defined
#endif
#ifndef INT32_C
#error INT32_C not defined
#endif
#ifndef INT64_C
#error INT64_C not defined
#endif
#ifndef UINT8_C
#error UINT8_C not defined
#endif
#ifndef UINT16_C
#error UINT16_C not defined
#endif
#ifndef UINT32_C
#error UINT32_C not defined
#endif
#ifndef UINT64_C
#error UINT64_C not defined
#endif
#ifndef INTMAX_C
#error INTMAX_C not defined
#endif
#ifndef UINTMAX_C
#error UINTMAX_C not defined
#endif
}
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