[Bug fortran/93499] ICE in gfc_zero_size_array, at fortran/arith.c:1686

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93499

--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Harald Anlauf <anl...@gcc.gnu.org>:

https://gcc.gnu.org/g:92ed82367e7ccf5e031e9cb7c653c14a2d64ca89

commit r11-255-g92ed82367e7ccf5e031e9cb7c653c14a2d64ca89
Author: Harald Anlauf <anl...@gmx.de>
Date:   Sun May 10 19:46:06 2020 +0200

    PR fortran/93499 - ICE on division by zero in declaration statements

    Division by zero in declaration statements could sometimes
    generate NULL pointers being passed around that lead to ICEs.

    2020-05-10  Harald Anlauf  <anl...@gmx.de>

    gcc/fortran/
            PR fortran/93499
            * arith.c (gfc_divide): Catch division by zero.
            (eval_intrinsic_f3): Safeguard for NULL operands.

    gcc/testsuite/
            PR fortran/93499
            * gfortran.dg/pr93499.f90: New test.