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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug libfortran/95104] [9/10 Regression] Segfault on a legal WAIT
 statement
Date: Thu, 28 May 2020 20:04:41 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D95104

--- Comment #15 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-10 branch has been updated by Harald Anlauf
<anlauf@gcc.gnu.org>:

https://gcc.gnu.org/g:e1396ee72e68cc8fba99ce986f2910cd39e335b8

commit r10-8202-ge1396ee72e68cc8fba99ce986f2910cd39e335b8
Author: Harald Anlauf <anlauf@gmx.de>
Date:   Thu May 28 21:53:17 2020 +0200

    PR fortran/95104 - Segfault on a legal WAIT statement

    The initial commit for this PR uncovered a latent issue with unit locki=
ng
    in the Fortran run-time library.  Add check for valid unit.

    2020-05-28  Harald Anlauf  <anlauf@gmx.de>

    libgfortran/
            PR libfortran/95104
            * io/unit.c (unlock_unit): Guard by check for NULL pointer.

    (cherry picked from commit 6ce3d791dfcba469e709935aba5743640f7d4959)=