[Bug fortran/18827] New: compiler segfault on assign to common variable

[Thomas dot Koenig at online dot de]

$ cat assign3.f
      program main
      integer*4 i
      common /foo/ i
      assign 1000 to i
 1000 continue
      end
$ gfortran assign3.f
 In file assign3.f:4

      assign 1000 to i
                                                                       1
Warning: Obsolete: ASSIGN statement at (1)
assign3.f: In function 'MAIN__':
assign3.f:4: internal compiler error: tree check: expected class
'declaration',have 'reference' (component_ref) in gfc_trans_label_assign, at
fortran/trans-stmt.c:101
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
$ gfortran -v
Reading specs from /home/ig25/lib/gcc/i686-pc-linux-gnu/4.0.0/specs
Configured with: ../gcc/configure --prefix=/home/ig25
--enable-languages=c,c++,f95 --disable-shared
Thread model: posix
gcc version 4.0.0 20041204 (experimental)

-- 
           Summary: compiler segfault on assign to common variable
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: fortran
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: Thomas dot Koenig at online dot de
                CC: gcc-bugs at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18827