[Bug fortran/19925] Implied do-loop in an initialization expression is broken

["jv244 at cam dot ac dot uk" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #15 from jv244 at cam dot ac dot uk  2008-01-29 06:31 -------
the comment #10 test case is still broken, and reaching its 3rd anniversary
soon. Just a back trace to the segfault:

1347              cons = cons->next;
(gdb) bt
#0  0x0000000000422cda in find_array_section (expr=0xf740f0, ref=0xf74c00) at
/data03/vondele/gcc_trunk/gcc/gcc/fortran/expr.c:1347
#1  0x00000000004233d4 in simplify_const_ref (p=0xf740f0) at
/data03/vondele/gcc_trunk/gcc/gcc/fortran/expr.c:1431
#2  0x0000000000423c1d in gfc_simplify_expr (p=0xf740f0, type=0) at
/data03/vondele/gcc_trunk/gcc/gcc/fortran/expr.c:1666
#3  0x0000000000423f0a in simplify_parameter_variable (p=0xf73d00, type=0) at
/data03/vondele/gcc_trunk/gcc/gcc/fortran/expr.c:1533
#4  0x000000000042508a in gfc_match_init_expr (result=0x7fff62ec25e0) at
/data03/vondele/gcc_trunk/gcc/gcc/fortran/expr.c:2328
#5  0x000000000041b440 in gfc_match_data_decl () at
/data03/vondele/gcc_trunk/gcc/gcc/fortran/decl.c:1743
#6  0x000000000045097a in match_word (str=0x2aea48083980 "", subr=0x41a910
<gfc_match_data_decl>, old_locus=0x7fff62ec2660)
    at /data03/vondele/gcc_trunk/gcc/gcc/fortran/parse.c:64
#7  0x0000000000450f8e in decode_statement () at
/data03/vondele/gcc_trunk/gcc/gcc/fortran/parse.c:280
#8  0x0000000000452045 in next_statement () at
/data03/vondele/gcc_trunk/gcc/gcc/fortran/parse.c:652
#9  0x0000000000453444 in parse_spec (st=ST_DATA_DECL) at
/data03/vondele/gcc_trunk/gcc/gcc/fortran/parse.c:2163


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19925