Testing __float128 [Cygwin]

[Jerry DeLisle]

On 09/06/2010 04:24 AM, Angelo Graziosi wrote:
> Jerry,
> perhaps we are misinterpreting...
>

I have not tried on Cygwin yet, but I will try this week.

> If I understand what is written here:
>
>
> http://gcc.gnu.org/ml/fortran/2010-08/msg00499.html
>
> I should:
>
> 1. build gfortran with float 128 support (and this is done OB with last
> snapshot 20100904)
>
> 2. *build* and install libquad library with the justs build gfortran

When you 'make' libquad, be sure to set CC=/full/path/to/your/just/built/gcc . 
What I found is that my system was picking up the distributions gcc and not the 
one I just built and things did not work.

>
> 3. rebuild gfortran adding the --with-quad=... option to configur and
> applying the patches:

I did a clean (empty build directory) for step 3 using 
--with-quad=/full/path/to/directory/containing/the/libdirectory

>
> http://gcc.gnu.org/ml/fortran/2010-08/msg00499/full_testing_2.diff
>
> Well, it is step 2. which is broken for me.
>

I will report back in a few days with what I get doing this on Cygwin.

Regards,

Jerry