Couldn't find an online version of the C standard with links to parts of it, but here's one for C++: http://eel.is/c++draft/support.types#layout-3 http://eel.is

Couldn't find an online version of the C standard with links to parts of it, but here's one for C++: http://eel.is/c++draft/support.types#layout-3 http://eel.is/c++draft/support.types#layout-3 > The type size_­t is an implementation-defined unsigned integer type that is large enough to contain the size in bytes of any object ([expr.sizeof]).