Re: [PATCH 12/12] use a shell function for AC_TYPE_INTx_T

[Eric Blake]

Paolo Bonzini <bonzini <at> gnu.org> writes:

> > int$[]2''_t  ?
> 
> Works elsewhere, but does not work inside AC_MSG_CHECKING which only
> escapes ` and ". 
> 
> I'll do $[]2${ac_nonexistent_var}_t for the AC_CACHE_CHECK, and
> int$[]2""_t elsewhere.

Since, as you pointed out, POSIX requires $2_t to be equivalent to ${2}_t, do 
we really need the hack of ${ac_nonexistent_var} after all?

-- 
Eric Blake