https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95880
Bug ID: 95880
Summary: [9/10/11 Regression] ICE in gfc_add_type, at
fortran/symbol.c:2030
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: gs...@t-online.de
Target Milestone: ---
Affects versions down to r8, started between 20200517 and 20200524 :
$ cat z1.f90
module m
end
block data
use m
integer m
end block data
$ cat z5.f90
module m
type t
end type
end
block data
use m
type(t) m
end block data
$ gfortran-11-20200517 -c z1.f90
z1.f90:5:12:
5 | integer m
| 1
Error: Symbol 'm' at (1) cannot have a type
$ gfortran-11-20200621 -c z1.f90
f951: internal compiler error: Segmentation fault
0xbce57f crash_signal
../../gcc/toplev.c:328
0x6f02bc gfc_add_type(gfc_symbol*, gfc_typespec*, locus*)
../../gcc/fortran/symbol.c:2030
0x63eeed build_sym
../../gcc/fortran/decl.c:1685
0x649969 variable_decl
../../gcc/fortran/decl.c:2793
0x649969 gfc_match_data_decl()
../../gcc/fortran/decl.c:6195
0x6ad323 match_word
../../gcc/fortran/parse.c:65
0x6ad323 decode_statement
../../gcc/fortran/parse.c:376
0x6aed6a next_free
../../gcc/fortran/parse.c:1280
0x6aed6a next_statement
../../gcc/fortran/parse.c:1512
0x6b03bb parse_spec
../../gcc/fortran/parse.c:3923
0x6b4e30 parse_block_data
../../gcc/fortran/parse.c:6026
0x6b4e30 gfc_parse_file()
../../gcc/fortran/parse.c:6413
0x70098f gfc_be_parse_file
../../gcc/fortran/f95-lang.c:212
