标准规定long的大小不小于int也就是说sizeof(long)>=sizeof(int).
Numerical type sizes in C (bits)
Platforms \ Types | char | short | int | size_t | ssize_t | long | long long | void* | off_t | float | double |
Win32, gcc nuwen 7.2 | 8 | 16 | 32 | 32 | 32 | 32 | 64 | 32 | 32 | 32 | 64 |
Win32, gcc nuwen 7.2 LFF | 8 | 16 | 32 | 32 | 32 | 32 | 64 | 32 | 32 | 32 | 64 |
Win32, MSVC | 8 | 16 | 32 | 32 | - | 32 | 64 | 32 | 32 | 32 | 64 |
Linux32, gcc | 8 | 16 | 32 | 32 | 32 | 32 | 64 | 32 | 32 | 32 | 64 |
Linux32, gcc LFF | 8 | 16 | 32 | 32 | 32 | 32 | 64 | 32 | 64 | 32 | 64 |
Win64, gcc mingw64 | 8 | 16 | 32 | 64 | 64 | 32 | 64 | 64 | 32 | 32 | 64 |
Win64, gcc mingw64 LFF | 8 | 16 | 32 | 64 | 64 | 32 | 64 | 64 | 64 | 32 | 64 |
Win64, MSVC | 8 | 16 | 32 | 64 | - | 32 | 64 | 64 | 32 | 32 | 64 |
Linux64, gcc | 8 | 16 | 32 | 64 | 64 | 64 | 64 | 64 | 64 | 32 | 64 |
Linux64, gcc LFF | 8 | 16 | 32 | 64 | 64 | 64 | 64 | 64 | 64 | 32 | 64 |
https://www.assembla.com/spaces/zsync-windows/wiki/Types_sizes
原文链接: https://www.cnblogs.com/haxianhe/p/9271251.html
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