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* [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243
@ 2021-12-07 19:43 gscfq@t-online.de
2021-12-07 19:44 ` [Bug fortran/103609] " gscfq@t-online.de
` (8 more replies)
0 siblings, 9 replies; 10+ messages in thread
From: gscfq@t-online.de @ 2021-12-07 19:43 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
Bug ID: 103609
Summary: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at
fortran/symbol.c:5243
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: ---
Changed between 20200726 and 20200809 :
(gcc configured with --enable-checking=yes)
$ cat z1.f90
program p
implicit none
integer :: i
do i = 1, 2
call s
end do
contains
subroutine s
integer :: n
call n
end
end
$ gfortran-12-20211205 -c z1.f90
z1.f90:9:18:
9 | integer :: n
| 1
10 | call n
| 2
Error: 'n' at (1) has a type, which is not consistent with the CALL at (2)
f951: internal compiler error: Segmentation fault
0xf0b99f crash_signal
../../gcc/toplev.c:322
0x87f8f0 gfc_sym_get_dummy_args(gfc_symbol*)
../../gcc/fortran/symbol.c:5243
0x94ec51 doloop_contained_procedure_code
../../gcc/fortran/frontend-passes.c:2483
0x954519 gfc_code_walker(gfc_code**, int (*)(gfc_code**, int*, void*), int
(*)(gfc_expr**, int*, void*), void*)
../../gcc/fortran/frontend-passes.c:5333
0x956a32 doloop_code
../../gcc/fortran/frontend-passes.c:2627
0x954519 gfc_code_walker(gfc_code**, int (*)(gfc_code**, int*, void*), int
(*)(gfc_expr**, int*, void*), void*)
../../gcc/fortran/frontend-passes.c:5333
0x954697 gfc_code_walker(gfc_code**, int (*)(gfc_code**, int*, void*), int
(*)(gfc_expr**, int*, void*), void*)
../../gcc/fortran/frontend-passes.c:5669
0x95570b doloop_warn
../../gcc/fortran/frontend-passes.c:3059
0x955c5a gfc_run_passes(gfc_namespace*)
../../gcc/fortran/frontend-passes.c:156
0x856467 gfc_resolve(gfc_namespace*)
../../gcc/fortran/resolve.c:17572
0x83e764 resolve_all_program_units
../../gcc/fortran/parse.c:6586
0x83e764 gfc_parse_file()
../../gcc/fortran/parse.c:6842
0x88c73f gfc_be_parse_file
../../gcc/fortran/f95-lang.c:216
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243
2021-12-07 19:43 [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 gscfq@t-online.de
@ 2021-12-07 19:44 ` gscfq@t-online.de
2021-12-08 7:51 ` pinskia at gcc dot gnu.org
` (7 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: gscfq@t-online.de @ 2021-12-07 19:44 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
G. Steinmetz <gscfq@t-online.de> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |ice-on-invalid-code
--- Comment #1 from G. Steinmetz <gscfq@t-online.de> ---
Seems to be related :
$ cat z2.f90
program p
implicit none
integer :: i
do i = 1, 2
call s
end do
contains
subroutine s
call sub(x)
end
end
$ gfortran-12-20211205 -c z2.f90
z2.f90:9:16:
9 | call sub(x)
| 1
Error: Symbol 'x' at (1) has no IMPLICIT type
f951: internal compiler error: Segmentation fault
0xf0b99f crash_signal
../../gcc/toplev.c:322
0x87f8f0 gfc_sym_get_dummy_args(gfc_symbol*)
../../gcc/fortran/symbol.c:5243
0x94ec51 doloop_contained_procedure_code
../../gcc/fortran/frontend-passes.c:2483
0x954519 gfc_code_walker(gfc_code**, int (*)(gfc_code**, int*, void*), int
(*)(gfc_expr**, int*, void*), void*)
../../gcc/fortran/frontend-passes.c:5333
0x956a32 doloop_code
../../gcc/fortran/frontend-passes.c:2627
0x954519 gfc_code_walker(gfc_code**, int (*)(gfc_code**, int*, void*), int
(*)(gfc_expr**, int*, void*), void*)
../../gcc/fortran/frontend-passes.c:5333
0x954697 gfc_code_walker(gfc_code**, int (*)(gfc_code**, int*, void*), int
(*)(gfc_expr**, int*, void*), void*)
../../gcc/fortran/frontend-passes.c:5669
0x95570b doloop_warn
../../gcc/fortran/frontend-passes.c:3059
0x955c5a gfc_run_passes(gfc_namespace*)
../../gcc/fortran/frontend-passes.c:156
0x856467 gfc_resolve(gfc_namespace*)
../../gcc/fortran/resolve.c:17572
0x83e764 resolve_all_program_units
../../gcc/fortran/parse.c:6586
0x83e764 gfc_parse_file()
../../gcc/fortran/parse.c:6842
0x88c73f gfc_be_parse_file
../../gcc/fortran/f95-lang.c:216
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243
2021-12-07 19:43 [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 gscfq@t-online.de
2021-12-07 19:44 ` [Bug fortran/103609] " gscfq@t-online.de
@ 2021-12-08 7:51 ` pinskia at gcc dot gnu.org
2021-12-08 9:06 ` [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 since r11-2578-g27eac9ee6137a6b5 marxin at gcc dot gnu.org
` (6 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-12-08 7:51 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |11.3
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 since r11-2578-g27eac9ee6137a6b5
2021-12-07 19:43 [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 gscfq@t-online.de
2021-12-07 19:44 ` [Bug fortran/103609] " gscfq@t-online.de
2021-12-08 7:51 ` pinskia at gcc dot gnu.org
@ 2021-12-08 9:06 ` marxin at gcc dot gnu.org
2021-12-08 19:36 ` anlauf at gcc dot gnu.org
` (5 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-12-08 9:06 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |marxin at gcc dot gnu.org,
| |tkoenig at gcc dot gnu.org
Ever confirmed|0 |1
Last reconfirmed| |2021-12-08
Status|UNCONFIRMED |NEW
Summary|[11/12 Regression] ICE in |[11/12 Regression] ICE in
|gfc_sym_get_dummy_args, at |gfc_sym_get_dummy_args, at
|fortran/symbol.c:5243 |fortran/symbol.c:5243 since
| |r11-2578-g27eac9ee6137a6b5
--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
Started with r11-2578-g27eac9ee6137a6b5.
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 since r11-2578-g27eac9ee6137a6b5
2021-12-07 19:43 [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 gscfq@t-online.de
` (2 preceding siblings ...)
2021-12-08 9:06 ` [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 since r11-2578-g27eac9ee6137a6b5 marxin at gcc dot gnu.org
@ 2021-12-08 19:36 ` anlauf at gcc dot gnu.org
2021-12-08 20:15 ` cvs-commit at gcc dot gnu.org
` (4 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-12-08 19:36 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |anlauf at gcc dot gnu.org
--- Comment #3 from anlauf at gcc dot gnu.org ---
Testing obvious fix for NULL pointer dereference:
diff --git a/gcc/fortran/symbol.c b/gcc/fortran/symbol.c
index 179f6029ca3..ebd99846610 100644
--- a/gcc/fortran/symbol.c
+++ b/gcc/fortran/symbol.c
@@ -5240,6 +5240,9 @@ gfc_sym_get_dummy_args (gfc_symbol *sym)
{
gfc_formal_arglist *dummies;
+ if (sym == NULL)
+ return NULL;
+
dummies = sym->formal;
if (dummies == NULL && sym->ts.interface != NULL)
dummies = sym->ts.interface->formal;
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 since r11-2578-g27eac9ee6137a6b5
2021-12-07 19:43 [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 gscfq@t-online.de
` (3 preceding siblings ...)
2021-12-08 19:36 ` anlauf at gcc dot gnu.org
@ 2021-12-08 20:15 ` cvs-commit at gcc dot gnu.org
2021-12-08 20:21 ` anlauf at gcc dot gnu.org
` (3 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-12-08 20:15 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
--- 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:b77968a70537429b4f548f90c369d26e6b6943cc
commit r12-5847-gb77968a70537429b4f548f90c369d26e6b6943cc
Author: Harald Anlauf <anlauf@gmx.de>
Date: Wed Dec 8 21:14:19 2021 +0100
Fortran: avoid NULL pointer dereference on missing or bad dummy arguments
gcc/fortran/ChangeLog:
PR fortran/103609
* symbol.c (gfc_sym_get_dummy_args): Catch NULL pointer
dereference.
gcc/testsuite/ChangeLog:
PR fortran/103609
* gfortran.dg/pr103609.f90: New test.
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 since r11-2578-g27eac9ee6137a6b5
2021-12-07 19:43 [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 gscfq@t-online.de
` (4 preceding siblings ...)
2021-12-08 20:15 ` cvs-commit at gcc dot gnu.org
@ 2021-12-08 20:21 ` anlauf at gcc dot gnu.org
2021-12-09 22:17 ` cvs-commit at gcc dot gnu.org
` (2 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-12-08 20:21 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P4
Status|NEW |ASSIGNED
Assignee|unassigned at gcc dot gnu.org |anlauf at gcc dot gnu.org
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 since r11-2578-g27eac9ee6137a6b5
2021-12-07 19:43 [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 gscfq@t-online.de
` (5 preceding siblings ...)
2021-12-08 20:21 ` anlauf at gcc dot gnu.org
@ 2021-12-09 22:17 ` cvs-commit at gcc dot gnu.org
2021-12-09 22:19 ` anlauf at gcc dot gnu.org
2022-04-12 17:23 ` gscfq@t-online.de
8 siblings, 0 replies; 10+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-12-09 22:17 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by Harald Anlauf
<anlauf@gcc.gnu.org>:
https://gcc.gnu.org/g:81ffb19017daf7197445ed0793e925674a3970d5
commit r11-9368-g81ffb19017daf7197445ed0793e925674a3970d5
Author: Harald Anlauf <anlauf@gmx.de>
Date: Wed Dec 8 21:14:19 2021 +0100
Fortran: avoid NULL pointer dereference on missing or bad dummy arguments
gcc/fortran/ChangeLog:
PR fortran/103609
* symbol.c (gfc_sym_get_dummy_args): Catch NULL pointer
dereference.
gcc/testsuite/ChangeLog:
PR fortran/103609
* gfortran.dg/pr103609.f90: New test.
(cherry picked from commit b77968a70537429b4f548f90c369d26e6b6943cc)
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 since r11-2578-g27eac9ee6137a6b5
2021-12-07 19:43 [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 gscfq@t-online.de
` (6 preceding siblings ...)
2021-12-09 22:17 ` cvs-commit at gcc dot gnu.org
@ 2021-12-09 22:19 ` anlauf at gcc dot gnu.org
2022-04-12 17:23 ` gscfq@t-online.de
8 siblings, 0 replies; 10+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-12-09 22:19 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|ASSIGNED |RESOLVED
--- Comment #6 from anlauf at gcc dot gnu.org ---
Fixed on mainline for gcc-12, and on 11-branch. Closing.
Thanks for the report!
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 since r11-2578-g27eac9ee6137a6b5
2021-12-07 19:43 [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 gscfq@t-online.de
` (7 preceding siblings ...)
2021-12-09 22:19 ` anlauf at gcc dot gnu.org
@ 2022-04-12 17:23 ` gscfq@t-online.de
8 siblings, 0 replies; 10+ messages in thread
From: gscfq@t-online.de @ 2022-04-12 17:23 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103609
--- Comment #7 from G. Steinmetz <gscfq@t-online.de> ---
Thank you for fixing this issue !
^ permalink raw reply [flat|nested] 10+ messages in thread
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2021-12-07 19:43 [Bug fortran/103609] New: [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 gscfq@t-online.de
2021-12-07 19:44 ` [Bug fortran/103609] " gscfq@t-online.de
2021-12-08 7:51 ` pinskia at gcc dot gnu.org
2021-12-08 9:06 ` [Bug fortran/103609] [11/12 Regression] ICE in gfc_sym_get_dummy_args, at fortran/symbol.c:5243 since r11-2578-g27eac9ee6137a6b5 marxin at gcc dot gnu.org
2021-12-08 19:36 ` anlauf at gcc dot gnu.org
2021-12-08 20:15 ` cvs-commit at gcc dot gnu.org
2021-12-08 20:21 ` anlauf at gcc dot gnu.org
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2022-04-12 17:23 ` gscfq@t-online.de
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