quadmath help

[moricciani]

Hello,
I try that simple fortran program on Linux machine with gcc/gfortran-4.7.2        

        program test
        real*16 a

        a = 1
        print*,a,cosq(foo)
        end 

<Dario.Moricciani@DellPC:~/Desktop> /usr/local/gcc/bin/gfortran --version
GNU Fortran (GCC) 4.7.2
Copyright (C) 2012 Free Software Foundation, Inc.

GNU Fortran comes with NO WARRANTY, to the extent permitted by law.
You may redistribute copies of GNU Fortran
under the terms of the GNU General Public License.
For more information about these matters, see the file named COPYING

<Dario.Moricciani@DellPC:~/Desktop> /usr/local/gcc/bin/gfortran
-fno-underscoring test.f /usr/local/gcc/lib64/libquadmath.a
<Dario.Moricciani@DellPC:~/Desktop> ./a.out 
   1.00000000000000000000000000000000000        -4.92063193E+16

Anyone could help me ?

Best Regards




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