[Bug fortran/77500] ICE in gfc_trans_omp_atomic, at fortran/trans-openmp.c:2822

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77500

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Sep 16 09:36:05 2016
New Revision: 240180

URL: https://gcc.gnu.org/viewcvs?rev=240180&root=gcc&view=rev
Log:
        Backported from mainline
        2016-09-08  Jakub Jelinek  <jakub@redhat.com>

        PR fortran/77500
        * trans-openmp.c (gfc_trans_omp_atomic): For atomic write or
        swap, don't try to look through GFC_ISYM_CONVERSION.  In other cases,
        check that value.function.isym is non-NULL before dereferencing it.

        * gfortran.dg/gomp/pr77500.f90: New test.

Added:
    branches/gcc-6-branch/gcc/testsuite/gfortran.dg/gomp/pr77500.f90
Modified:
    branches/gcc-6-branch/gcc/fortran/ChangeLog
    branches/gcc-6-branch/gcc/fortran/trans-openmp.c
    branches/gcc-6-branch/gcc/testsuite/ChangeLog