__intN patch 3/5: main __int128 -> __intN conversion.

[Markus Trippelsdorf]

On 2014.10.14 at 17:10 -0400, DJ Delorie wrote:
> 
> > ../../gcc/gcc/config/rs6000/rs6000-c.c:237:24: error: ‘RID_INT128’ was not declared in this scope
> 
> Two options:
> 
> 1. If you know the RS6000 will never have any __intN other than
>    __int128, just use RID_INT_N_0, although this is a hack it will
>    work as long as there *is* an __int128 for RS6000.
> 
> 2. Alternately, you need to check all entries in the __int<N> array
>    for proper size, which is more correct but more complex.
> 
> Would you like me to work on the second option, or would you prefer to
> tackle this yourself?

If you could implement the second option, it would be appreciated.

(I just noticed the build failure on the POWER7 compile farm machine,
that I use for testing sometimes.)

Thanks.
-- 
Markus