[Bug fortran/18711] New: Internal Compiler Error while using derived data type's

["strdleighton at comcast dot net" <gcc-bugzilla at gcc dot gnu dot org>]

The following code fails to compile when derived data types with two-dim arrays are used.

The error message is:
Richard-Leightons-Computer:/volumes/data/wave3d/gcc_test Richard$ gfortran  -v bug_test.f  -o 
bug_test
Driving: gfortran -v bug_test.f -o bug_test -lgfortranbegin -lgfortran
Reading specs from /usr/local/lib/gcc/powerpc-apple-darwin7.5.0/4.0.0/specs
Configured with: ../gcc/configure --enable-threads=posix --enable-languages=f95 --enable-
static --disable-shared
Thread model: posix
gcc version 4.0.0 20041009 (experimental)
 /usr/local/libexec/gcc/powerpc-apple-darwin7.5.0/4.0.0/f951 bug_test.f -ffixed-form -fPIC -
quiet -dumpbase bug_test.f -auxbase bug_test -version -o /var/tmp//ccdrmwK5.s
GNU F95 version 4.0.0 20041009 (experimental) (powerpc-apple-darwin7.5.0)
        compiled by GNU C version 4.0.0 20041009 (experimental).
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
bug_test.f: In function 'MAIN__':
bug_test.f:30: internal compiler error: Bus error
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.

The source is:

!
!  -------------------------------------------------------------
!

        program bug_test          
!
       implicit none
!
!  --  1-d derived data
!      
      type data_1
       real*8, dimension(10) ::    xn  
      end type data_1
!
!  --  2-d derived data
!      
      type data_2
       real*8, dimension(10,2) ::  yn     
      end type data_2
             
      type(data_1) data_1d
      type(data_2) data_2d
!
! --  compiles ok with 1-d derived data type
!
      read(40) data_1d
!
! --  compile fails when following is uncommented
!
      read(40) data_2d
!
!  --
!	 
      stop
      end
!
!  -------------------------------------------------------------------
!

-- 
           Summary: Internal Compiler Error while using derived data type's
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: fortran
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: strdleighton at comcast dot net
                CC: gcc-bugs at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18711