[Bug fortran/77782] ICE in gfc_get_union_type, at fortran/trans-types.c:2387

[foreese at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77782

--- Comment #3 from foreese at gcc dot gnu.org ---
Author: foreese
Date: Fri Sep 30 11:37:23 2016
New Revision: 240651

URL: https://gcc.gnu.org/viewcvs?rev=240651&root=gcc&view=rev
Log:
2016-09-30  Fritz Reese  <fritzore...@gmail.com>

Fix ICE caused by union types comparing equal to structures.

        PR fortran/77782
        * gcc/fortran/interface.c (gfc_compare_derived_types): Use
        gfc_compare_union_types to compare union types.

        PR fortran/77782
        * gcc/testsuite/gfortran.dg/dec_structure_16.f90: New testcase.


Added:
    trunk/gcc/testsuite/gfortran.dg/dec_structure_16.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/interface.c
    trunk/gcc/testsuite/ChangeLog