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* [Bug fortran/104351] New: ICE in gfc_generate_initializer, at fortran/expr.cc:5140
@ 2022-02-02 18:45 gscfq@t-online.de
2022-02-02 18:45 ` [Bug fortran/104351] " gscfq@t-online.de
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: gscfq@t-online.de @ 2022-02-02 18:45 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104351
Bug ID: 104351
Summary: ICE in gfc_generate_initializer, at
fortran/expr.cc:5140
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: gscfq@t-online.de
Target Milestone: ---
Affects versions down to at least r5 :
(name conflict)
$ cat z1.f90
program p
implicit none
type t
end type
type(t) :: f
contains
real function f() result(z)
z = 0.0
end
end
$ gfortran-12-20220130 -c z1.f90
z1.f90:9:6:
9 | end
| 1
internal compiler error: Segmentation fault
0xcc655f crash_signal
../../gcc/toplev.cc:322
0x6f484a gfc_generate_initializer(gfc_typespec*, bool)
../../gcc/fortran/expr.cc:5140
0x7d05b7 gfc_generate_function_code(gfc_namespace*)
../../gcc/fortran/trans-decl.cc:7709
0x7cefcc gfc_generate_contained_functions
../../gcc/fortran/trans-decl.cc:5777
0x7cefcc gfc_generate_function_code(gfc_namespace*)
../../gcc/fortran/trans-decl.cc:7586
0x751efe translate_all_program_units
../../gcc/fortran/parse.cc:6651
0x751efe gfc_parse_file()
../../gcc/fortran/parse.cc:6938
0x79eecf gfc_be_parse_file
../../gcc/fortran/f95-lang.cc:216
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug fortran/104351] ICE in gfc_generate_initializer, at fortran/expr.cc:5140
2022-02-02 18:45 [Bug fortran/104351] New: ICE in gfc_generate_initializer, at fortran/expr.cc:5140 gscfq@t-online.de
@ 2022-02-02 18:45 ` gscfq@t-online.de
2023-10-10 21:02 ` anlauf at gcc dot gnu.org
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: gscfq@t-online.de @ 2022-02-02 18:45 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104351
G. Steinmetz <gscfq@t-online.de> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |ice-on-invalid-code
--- Comment #1 from G. Steinmetz <gscfq@t-online.de> ---
Without a result-name :
$ cat z2.f90
program p
implicit none
type t
end type
type(t) :: f
contains
real function f()
f = 0.0
end
end
$ gfortran-12-20220130 -c z2.f90
z2.f90:7:20:
7 | real function f()
| 1
Error: Symbol 'f' at (1) already has basic type of DERIVED
z2.f90:8:8:
8 | f = 0.0
| 1
Error: Symbol 'f' at (1) has already been host associated
z2.f90:1:9:
1 | program p
| 1
......
10 | end
| 2
Error: Two main PROGRAMs at (1) and (2)
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug fortran/104351] ICE in gfc_generate_initializer, at fortran/expr.cc:5140
2022-02-02 18:45 [Bug fortran/104351] New: ICE in gfc_generate_initializer, at fortran/expr.cc:5140 gscfq@t-online.de
2022-02-02 18:45 ` [Bug fortran/104351] " gscfq@t-online.de
@ 2023-10-10 21:02 ` anlauf at gcc dot gnu.org
2023-10-11 19:41 ` anlauf at gcc dot gnu.org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: anlauf at gcc dot gnu.org @ 2023-10-10 21:02 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104351
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |accepts-invalid
CC| |anlauf at gcc dot gnu.org
Last reconfirmed| |2023-10-10
Ever confirmed|0 |1
Status|UNCONFIRMED |NEW
--- Comment #2 from anlauf at gcc dot gnu.org ---
The following untested, semi-obvious patch fixes the ICE:
diff --git a/gcc/fortran/decl.cc b/gcc/fortran/decl.cc
index 4a3c5b86de0..892e3788b9d 100644
--- a/gcc/fortran/decl.cc
+++ b/gcc/fortran/decl.cc
@@ -1404,7 +1421,9 @@ get_proc_name (const char *name, gfc_symbol **result,
bool module_fcn_entry)
/* Trap declarations of attributes in encompassing scope. The
signature for this is that ts.kind is nonzero for no-CLASS
entity. For a CLASS entity, ts.kind is zero. */
- if ((sym->ts.kind != 0 || sym->ts.type == BT_CLASS)
+ if ((sym->ts.kind != 0
+ || sym->ts.type == BT_CLASS
+ || sym->ts.type == BT_DERIVED)
&& !sym->attr.implicit_type
&& sym->attr.proc == 0
&& gfc_current_ns->parent != NULL
@@ -7622,6 +7641,10 @@ gfc_match_function_decl (void)
if (current_ts.type != BT_UNKNOWN
&& !gfc_add_type (result, ¤t_ts, &gfc_current_locus))
goto cleanup;
+ if (current_ts.type != BT_UNKNOWN
+ && sym->ts.type != BT_UNKNOWN
+ && sym->ts.type != current_ts.type)
+ goto cleanup;
sym->result = result;
}
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug fortran/104351] ICE in gfc_generate_initializer, at fortran/expr.cc:5140
2022-02-02 18:45 [Bug fortran/104351] New: ICE in gfc_generate_initializer, at fortran/expr.cc:5140 gscfq@t-online.de
2022-02-02 18:45 ` [Bug fortran/104351] " gscfq@t-online.de
2023-10-10 21:02 ` anlauf at gcc dot gnu.org
@ 2023-10-11 19:41 ` anlauf at gcc dot gnu.org
2023-10-13 20:08 ` cvs-commit at gcc dot gnu.org
2023-10-14 20:02 ` anlauf at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: anlauf at gcc dot gnu.org @ 2023-10-11 19:41 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104351
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Assignee|unassigned at gcc dot gnu.org |anlauf at gcc dot gnu.org
Status|NEW |ASSIGNED
--- Comment #3 from anlauf at gcc dot gnu.org ---
Submitted: https://gcc.gnu.org/pipermail/fortran/2023-October/059812.html
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug fortran/104351] ICE in gfc_generate_initializer, at fortran/expr.cc:5140
2022-02-02 18:45 [Bug fortran/104351] New: ICE in gfc_generate_initializer, at fortran/expr.cc:5140 gscfq@t-online.de
` (2 preceding siblings ...)
2023-10-11 19:41 ` anlauf at gcc dot gnu.org
@ 2023-10-13 20:08 ` cvs-commit at gcc dot gnu.org
2023-10-14 20:02 ` anlauf at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2023-10-13 20:08 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104351
--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Harald Anlauf <anlauf@gcc.gnu.org>:
https://gcc.gnu.org/g:d78fef5371759849944966dec65d9e987efba509
commit r14-4632-gd78fef5371759849944966dec65d9e987efba509
Author: Harald Anlauf <anlauf@gmx.de>
Date: Wed Oct 11 21:29:35 2023 +0200
Fortran: name conflict between internal procedure and derived type
[PR104351]
gcc/fortran/ChangeLog:
PR fortran/104351
* decl.cc (get_proc_name): Extend name conflict detection between
internal procedure and previous declaration also to derived type.
gcc/testsuite/ChangeLog:
PR fortran/104351
* gfortran.dg/derived_function_interface_1.f90: Adjust pattern.
* gfortran.dg/pr104351.f90: New test.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug fortran/104351] ICE in gfc_generate_initializer, at fortran/expr.cc:5140
2022-02-02 18:45 [Bug fortran/104351] New: ICE in gfc_generate_initializer, at fortran/expr.cc:5140 gscfq@t-online.de
` (3 preceding siblings ...)
2023-10-13 20:08 ` cvs-commit at gcc dot gnu.org
@ 2023-10-14 20:02 ` anlauf at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: anlauf at gcc dot gnu.org @ 2023-10-14 20:02 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104351
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |14.0
Resolution|--- |FIXED
Status|ASSIGNED |RESOLVED
--- Comment #5 from anlauf at gcc dot gnu.org ---
Fixed in gcc-14.
^ permalink raw reply [flat|nested] 6+ messages in thread
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2022-02-02 18:45 [Bug fortran/104351] New: ICE in gfc_generate_initializer, at fortran/expr.cc:5140 gscfq@t-online.de
2022-02-02 18:45 ` [Bug fortran/104351] " gscfq@t-online.de
2023-10-10 21:02 ` anlauf at gcc dot gnu.org
2023-10-11 19:41 ` anlauf at gcc dot gnu.org
2023-10-13 20:08 ` cvs-commit at gcc dot gnu.org
2023-10-14 20:02 ` anlauf at gcc dot gnu.org
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