21 нояб. 2010 г. · Is there a safe, portable way to determine (during compile time) the endianness of the platform that my program is being compiled on? I'm writing in C. How to determine endianness at compile-time? Compile time endian dependent expressions? Другие результаты с сайта stackoverflow.com

A simple compile-time endianness checking system for programs written in C++11. - endian.cpp.

23 сент. 2022 г. · I understand that little and big endian systems both exist and C supports both, as such one cannot safely assume big or little endianness. Endianess detection legitimate way? : r/cpp_questions - Reddit Intel C++ support for std::endian and <bit> header? - Reddit Другие результаты с сайта www.reddit.com

It is runtime check, not compile time. To test it, assign result of Endian::is_big() to a constexpr variable: int main() { static constexpr bool bigendian = ...

Is it possible to determine endianess at compile time (in C++14)? At runtime it can be determined, for example, like this: bool isLittleEndianSystem()

Introduction. Endianness is the order of the bytes in multi-byte data types, such as int or float . It may vary from processor to processor, and even from ...

17 июн. 2018 г. · Learn how to detect Big/Little Endian architectures at run time and compile time, the hard way.

There doesn't appear to be a simple and robust (ie, cross-platform) way of determining the endianness of the underlying platform at compile-time.

8 сент. 2023 г. · C++20 introduced a much simpler and more portable way to check endianness with std::endian. Now, you can check your system's Host Byte Order with std::endian:: ...

7 мар. 2013 г. · The easiest way is to ask the user who is compiling your code to define either IS_BIG_ENDIAN or IS_LITTLE_ENDIAN.