[Bug libfortran/93592] Invalid UP/DOWN rounding with EN descriptor

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93592

--- Comment #14 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-8 branch has been updated by Thomas Kथà¤nig
<tkoe...@gcc.gnu.org>:

https://gcc.gnu.org/g:1757a63809d6c6073c87978c22dcfffe85753c0f

commit r8-10375-g1757a63809d6c6073c87978c22dcfffe85753c0f
Author: Dominique d'Humieres <dhumieres.domini...@free.fr>
Date:   Fri Jul 24 20:07:12 2020 +0200

    PR 93592 - Invalid UP/DOWN rounding with EN descriptor.

    The fix is obvious (I have added a comment). The tests are probably
    an overkill, but it does not hurt.

    libgfortran/ChangeLog:

            PR fortran/93592
            * io/write_float.def (build_float_string): Do not reset
              nbefore for FMT_F and FMT_EN.

    gcc/testsuite/ChangeLog:

            PR fortran/93592
            * gfortran.dg/fmt_en.f90: Adjust test.
            * gfortran.dg/fmt_en_rd.f90: New test.
            * gfortran.dg/fmt_en_rn.f90: New test.
            * gfortran.dg/fmt_en_ru.f90: New test.
            * gfortran.dg/fmt_en_rz.f90: New test.

    (cherry picked from commit 05e0971bcf94a481cbfa2731484f024a67dbd4a5)