[patch, libgfortran] PR117820

[Harald Anlauf]

Hi Jerry,

regarding the testcase, these variants are both standard-conforming and
silent under -pedantic:

   x = ibset (0_8, 63)
   x = ibset (0_8, bit_size(x)-1)

No trickery needed.

Cheers,
Harald

Am 03.12.24 um 05:13 schrieb Jerry D:
> Hi all,
>
> Attached patch adds a test for zero that is needed for write_boz to work
> correctly. Almost obvious.
>
> Regression tested on x86_64.
>
> Ok for trunk?
>
> Jerry
>
> Author: Jerry DeLisle <jvdelisle@gcc.gnu.org>
> Date:   Mon Dec 2 19:45:26 2024 -0800
>
>      Fortran: Fix B64.0 formatted write output.
>
>              PR fortran/117820
>
>      libgfortran/ChangeLog:
>
>              * io/write.c (write_b): Add test for zero needed by write_boz.
>
>      gcc/testsuite/ChangeLog:
>
>              * gfortran.dg/pr117820.f90: New test.
>