[Bug fortran/92142] CFI_setpointer corrupts descriptor

[burnus at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92142

--- Comment #1 from Tobias Burnus <burnus at gcc dot gnu.org> ---
Author: burnus
Date: Mon Nov 11 10:18:14 2019
New Revision: 278048

URL: https://gcc.gnu.org/viewcvs?rev=278048&root=gcc&view=rev
Log:
PR fortran/92142 - CFI_setpointer corrupts descriptor

2019-11-11  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

        libgfortran/
        PR fortran/92142
        * runtime/ISO_Fortran_binding.c (CFI_setpointer): Don't
        override descriptor attribute; with -fcheck, check that
        it is a pointer.

        gcc/testsuite/
        PR fortran/92142
        * gcc/testsuite/gfortran.dg/ISO_Fortran_binding_16.c: New.
        * gcc/testsuite/gfortran.dg/ISO_Fortran_binding_16.f90: New.
        * gcc/testsuite/gfortran.dg/ISO_Fortran_binding_10.c: Correct
        upper bounds for case 0.


Added:
    trunk/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_16.c
    trunk/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_16.f90
Modified:
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gfortran.dg/ISO_Fortran_binding_10.c
    trunk/libgfortran/ChangeLog
    trunk/libgfortran/runtime/ISO_Fortran_binding.c