| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include <__type_traits/datasizeof.h> |
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| 10 | #include <cstdint> |
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| 11 | |
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| 12 | static_assert(std::__libcpp_datasizeof<std::int8_t>::value == 1, "" ); |
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| 13 | static_assert(std::__libcpp_datasizeof<std::int16_t>::value == 2, "" ); |
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| 14 | static_assert(std::__libcpp_datasizeof<std::int32_t>::value == 4, "" ); |
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| 15 | static_assert(std::__libcpp_datasizeof<std::int64_t>::value == 8, "" ); |
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| 16 | |
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| 17 | struct OneBytePadding { |
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| 18 | OneBytePadding() {} |
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| 19 | |
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| 20 | std::int16_t a; |
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| 21 | std::int8_t b; |
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| 22 | }; |
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| 23 | |
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| 24 | #if defined(_WIN32) && !defined(__MINGW32__) |
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| 25 | static_assert(std::__libcpp_datasizeof<OneBytePadding>::value == 4, "" ); |
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| 26 | #else |
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| 27 | static_assert(std::__libcpp_datasizeof<OneBytePadding>::value == 3, "" ); |
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| 28 | #endif |
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| 29 | |
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| 30 | struct InBetweenPadding { |
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| 31 | InBetweenPadding() {} |
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| 32 | |
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| 33 | std::int32_t a; |
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| 34 | std::int8_t b; |
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| 35 | std::int16_t c; |
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| 36 | }; |
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| 37 | |
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| 38 | static_assert(std::__libcpp_datasizeof<InBetweenPadding>::value == 8, "" ); |
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| 39 | |
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