[Bug fortran/15986] New: gfc_get_symbol_decl: Assertion `sym->attr.referenced' failed

["jss at ast dot cam dot ac dot uk" <gcc-bugzilla at gcc dot gnu dot org>]

The included code from cosmomc, http://cosmologist.info/cosmomc/, causes an
internal compiler error:

gfortran -O0 -c recfast.f90
f951: ../../gcc-cvs/gcc/gcc/fortran/trans-decl.c:699: gfc_get_symbol_decl:
Assertion `sym->attr.referenced' failed.
recfast.f90: In function `initrecfast':
recfast.f90:408: internal compiler error: Aborted
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.

xpc5:/<3>cosmomc/camb> gcc -v
Reading specs from /data/jss/gcc-cvs/lib/gcc/i686-pc-linux-gnu/3.5.0/specs
Configured with: ../gcc-cvs/gcc/configure --enable-languages=c,c++,f95
--prefix=/data/jss/gcc-cvs
Thread model: posix
gcc version 3.5.0 20040614 (experimental)

-- 
           Summary: gfc_get_symbol_decl: Assertion `sym->attr.referenced'
                    failed
           Product: gcc
           Version: 3.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: fortran
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: jss at ast dot cam dot ac dot uk
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: i686-pc-linux-gnu
  GCC host triplet: i686-pc-linux-gnu
GCC target triplet: i686-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15986