Re: [Tinycc-devel] const_wanted

[Thomas Preud'homme]

Le dimanche 31 juillet 2011 17:23:28, grischka a écrit :
> Thomas Preud'homme wrote:
> > Mmmmh good point, I should have tried with mob. I can't reproduce it
> > neither. So I guess master is not as close to mob as I thought.
> 
> Plus running the const_wanted branch without const_wanted being
> actually set doesn't look like a good idea.  It could still
> generate code in the gen_cast() or gexpr() calls below.
Thanks, I'll set (and unset at the end of the function) const_wanted in the 
next experimental upload. I was thinking about doing it each time 
cur_text_section is non NULL but it requires a static variable to store the 
previous value of const_wanted accross functions.
> 
> However note that tcc is still wrong with accepting VLA on the
> global level:
> 
>      int foo_array[fn() ? 2 : 42];
> 
> This should give an error such as with gcc:
> 
>      test.c:10: error: variable-size type declared outside of any function

Would the patch attached be satisfying or you prefer a better test for the 
global level?

> 
> Joe ?
> 
> Thanks,
> 
> --- grischka

no_vla_in_global_level.patch
Description: Text Data

signature.asc
Description: This is a digitally signed message part.