GCC 4.8.5 No default memory alignment number

[Jonathan Wakely]

On 2019-05-11 22:15 +0800, 郭文峰（Gerald Kwok）wrote:
>
> At first let me re-format your mail...  Please do not use HTML.
>
> > sorry.Let me explain what I mean.
>
> > I wanna know what is default structure packing alignment number.

There's no such thing.

Different types have different alignment, there is no default that
applies to all types or all structs.