Re: [PATCH v2] kernel32/tests: Add tests for NormalizeString API function.

[Dmitry Timoshkov]

Sergio Gómez Del Real  wrote:
> > > - #include <pshpack2.h>
> > > - struct test_data_normal {
> > > -
> > >    const WCHAR *str;
> > > -
> > >    const WCHAR *nfc;
> > > -
> > >    const WCHAR *nfd;
> > > -
> > >    const WCHAR *nfkc;
> > > -
> > >    const WCHAR *nfkd;
> > > - };
> > > - #include <poppack.h>
> >
> > What's the reason to pack this structure to 2 bytes?
>
> Hi.
> If I understand correctly, that pragma option leaves no gaps between the 
> fields. Later on I iterate over the structure through a WCHAR *, 
> starting from nfc, so I need the guarantee of the fields being 
> contiguously laid out without padding.

What kind of padding do you observe in ths case? Even in a pure
theoretical case it's impossible to have a 2 bytes gap between
pointers of either 4 (32-bit arch) or 8 bytes (64-bit arch) long.