https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78618
Bug ID: 78618
Summary: ICE in gfc_check_rank, at fortran/check.c:3670
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: gerhard.steinmetz.fort...@t-online.de
Target Milestone: ---
With invalid code, down to at least 4.8 :
$ cat z1.f90
program p
character, parameter :: c = char(256,4)
print *, rank(c)
end
$ gfortran-7-20161127 z1.f90
f951: internal compiler error: Segmentation fault
0xc4532f crash_signal
../../gcc/toplev.c:333
0x66bb6b gfc_check_rank(gfc_expr*)
../../gcc/fortran/check.c:3670
0x6a0f34 check_specific
../../gcc/fortran/intrinsic.c:4506
0x6aad94 gfc_intrinsic_func_interface(gfc_expr*, int)
../../gcc/fortran/intrinsic.c:4721
0x6f2814 resolve_unknown_f
../../gcc/fortran/resolve.c:2733
0x6f2814 resolve_function
../../gcc/fortran/resolve.c:3035
0x6f291a gfc_resolve_expr(gfc_expr*)
../../gcc/fortran/resolve.c:6482
0x6f8f32 gfc_resolve_code(gfc_code*, gfc_namespace*)
../../gcc/fortran/resolve.c:10818
0x6f8c07 gfc_resolve_blocks(gfc_code*, gfc_namespace*)
../../gcc/fortran/resolve.c:9865
0x6f903b gfc_resolve_code(gfc_code*, gfc_namespace*)
../../gcc/fortran/resolve.c:10808
0x6fba22 resolve_codes
../../gcc/fortran/resolve.c:16025
0x6fbb1e gfc_resolve(gfc_namespace*)
../../gcc/fortran/resolve.c:16060
0x6e609a resolve_all_program_units
../../gcc/fortran/parse.c:5977
0x6e609a gfc_parse_file()
../../gcc/fortran/parse.c:6224
0x729ee2 gfc_be_parse_file
../../gcc/fortran/f95-lang.c:202
