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> Hello Roberto,
> 
> Roberto Ierusalimschy <roberto@inf.puc-rio.br>:
> >
> > > The reason for this question is that I'm the unlucky one for whom the extra
> > > fields added to stack value structure could matter...
> >
> > Just for curiosity, how is this architecture (alignment, sizes, etc.)?
> 
> NaN packing:). Like
> lua-users.org/files/wiki_insecure/power_patches/5.1/pack_value.patch
> but for 5.4. TValues are thus 8 bytes (architecture is 32-bit MIPS).

Are you using 32-bit integers? You still have one extra byte free,
is that right?

-- Roberto