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* [Bug fortran/101514] New: ICE: out of memory allocating 18446744073709551600 bytes
@ 2021-07-19 17:26 gscfq@t-online.de
2021-07-20 9:45 ` [Bug fortran/101514] " rguenth at gcc dot gnu.org
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: gscfq@t-online.de @ 2021-07-19 17:26 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101514
Bug ID: 101514
Summary: ICE: out of memory allocating 18446744073709551600
bytes
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 :
$ cat z1.f90
program p
type t
integer :: a(..)
end type
type(t) :: x
print *, transfer(1, x)
end
$ cat z2.f90
program p
type t
integer :: a(..)
end type
type(t) :: x
b = transfer(1, x)
end
$ gfortran-12-20210718 -c z1.f90
z1.f90:3:22:
3 | integer :: a(..)
| 1
Error: Array component of structure at (1) must have an explicit shape
f951: out of memory allocating 18446744073709551600 bytes after a total of
618496 bytes
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug fortran/101514] ICE: out of memory allocating 18446744073709551600 bytes
2021-07-19 17:26 [Bug fortran/101514] New: ICE: out of memory allocating 18446744073709551600 bytes gscfq@t-online.de
@ 2021-07-20 9:45 ` rguenth at gcc dot gnu.org
2021-07-20 18:28 ` anlauf at gcc dot gnu.org
` (5 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: rguenth at gcc dot gnu.org @ 2021-07-20 9:45 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101514
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2021-07-20
Ever confirmed|0 |1
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
gfortran.h:#define gfc_get_shape(rank) (XCNEWVEC (mpz_t, (rank)))
#4 0x0000000000ba3717 in gfc_interpret_derived (buffer=0x7fffffffd730 "\001",
buffer_size=4, result=0x392fe40)
at /home/rguenther/src/gcc2/gcc/fortran/target-memory.c:540
540 e->shape = gfc_get_shape (e->rank);
(gdb) l
535 int n;
536
537 e->expr_type = EXPR_ARRAY;
538 e->rank = cmp->as->rank;
539
540 e->shape = gfc_get_shape (e->rank);
541 for (n = 0; n < e->rank; n++)
542 {
543 mpz_init_set_ui (e->shape[n], 1);
544 mpz_add (e->shape[n], e->shape[n],
(gdb) p e->rank
$1 = -1
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug fortran/101514] ICE: out of memory allocating 18446744073709551600 bytes
2021-07-19 17:26 [Bug fortran/101514] New: ICE: out of memory allocating 18446744073709551600 bytes gscfq@t-online.de
2021-07-20 9:45 ` [Bug fortran/101514] " rguenth at gcc dot gnu.org
@ 2021-07-20 18:28 ` anlauf at gcc dot gnu.org
2021-07-20 19:50 ` anlauf at gcc dot gnu.org
` (4 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-07-20 18:28 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101514
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |anlauf at gcc dot gnu.org
--- Comment #2 from anlauf at gcc dot gnu.org ---
Something like the following fixes the problem:
diff --git a/gcc/fortran/target-memory.c b/gcc/fortran/target-memory.c
index cfa8402dd3f..4be36bef856 100644
--- a/gcc/fortran/target-memory.c
+++ b/gcc/fortran/target-memory.c
@@ -534,6 +534,9 @@ gfc_interpret_derived (unsigned char *buffer, size_t
buffer_size, gfc_expr *resu
{
int n;
+ if (cmp->as->type == AS_ASSUMED_RANK || cmp->as->rank < 0)
+ return 0;
+
e->expr_type = EXPR_ARRAY;
e->rank = cmp->as->rank;
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug fortran/101514] ICE: out of memory allocating 18446744073709551600 bytes
2021-07-19 17:26 [Bug fortran/101514] New: ICE: out of memory allocating 18446744073709551600 bytes gscfq@t-online.de
2021-07-20 9:45 ` [Bug fortran/101514] " rguenth at gcc dot gnu.org
2021-07-20 18:28 ` anlauf at gcc dot gnu.org
@ 2021-07-20 19:50 ` anlauf at gcc dot gnu.org
2021-07-21 16:54 ` cvs-commit at gcc dot gnu.org
` (3 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-07-20 19:50 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101514
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
Assignee|unassigned at gcc dot gnu.org |anlauf at gcc dot gnu.org
--- Comment #3 from anlauf at gcc dot gnu.org ---
Improved patch with enhanced testcase:
https://gcc.gnu.org/pipermail/fortran/2021-July/056253.html
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug fortran/101514] ICE: out of memory allocating 18446744073709551600 bytes
2021-07-19 17:26 [Bug fortran/101514] New: ICE: out of memory allocating 18446744073709551600 bytes gscfq@t-online.de
` (2 preceding siblings ...)
2021-07-20 19:50 ` anlauf at gcc dot gnu.org
@ 2021-07-21 16:54 ` cvs-commit at gcc dot gnu.org
2021-07-28 19:13 ` cvs-commit at gcc dot gnu.org
` (2 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-07-21 16:54 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101514
--- 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:c2b15fe27e6a0e42b108111d51acce69628593b4
commit r12-2439-gc2b15fe27e6a0e42b108111d51acce69628593b4
Author: Harald Anlauf <anlauf@gmx.de>
Date: Wed Jul 21 18:54:00 2021 +0200
Fortran: ICE, OOM while calculating sizes of derived type array components
gcc/fortran/ChangeLog:
PR fortran/101514
* target-memory.c (gfc_interpret_derived): Size of array component
of derived type can only be computed here for explicit shape.
* trans-types.c (gfc_get_nodesc_array_type): Do not dereference
NULL pointers.
gcc/testsuite/ChangeLog:
PR fortran/101514
* gfortran.dg/pr101514.f90: New test.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug fortran/101514] ICE: out of memory allocating 18446744073709551600 bytes
2021-07-19 17:26 [Bug fortran/101514] New: ICE: out of memory allocating 18446744073709551600 bytes gscfq@t-online.de
` (3 preceding siblings ...)
2021-07-21 16:54 ` cvs-commit at gcc dot gnu.org
@ 2021-07-28 19:13 ` cvs-commit at gcc dot gnu.org
2021-07-30 20:13 ` cvs-commit at gcc dot gnu.org
2021-07-30 20:14 ` anlauf at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-07-28 19:13 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101514
--- 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:1645998adcba19d69634dad3baaf54a9c0a258ed
commit r11-8812-g1645998adcba19d69634dad3baaf54a9c0a258ed
Author: Harald Anlauf <anlauf@gmx.de>
Date: Wed Jul 21 18:54:00 2021 +0200
Fortran: ICE, OOM while calculating sizes of derived type array components
gcc/fortran/ChangeLog:
PR fortran/101514
* target-memory.c (gfc_interpret_derived): Size of array component
of derived type can only be computed here for explicit shape.
* trans-types.c (gfc_get_nodesc_array_type): Do not dereference
NULL pointers.
gcc/testsuite/ChangeLog:
PR fortran/101514
* gfortran.dg/pr101514.f90: New test.
(cherry picked from commit c2b15fe27e6a0e42b108111d51acce69628593b4)
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug fortran/101514] ICE: out of memory allocating 18446744073709551600 bytes
2021-07-19 17:26 [Bug fortran/101514] New: ICE: out of memory allocating 18446744073709551600 bytes gscfq@t-online.de
` (4 preceding siblings ...)
2021-07-28 19:13 ` cvs-commit at gcc dot gnu.org
@ 2021-07-30 20:13 ` cvs-commit at gcc dot gnu.org
2021-07-30 20:14 ` anlauf at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-07-30 20:13 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101514
--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-10 branch has been updated by Harald Anlauf
<anlauf@gcc.gnu.org>:
https://gcc.gnu.org/g:fa9729e7d2ee69fa0b18c925aeb3c2750874a05b
commit r10-10015-gfa9729e7d2ee69fa0b18c925aeb3c2750874a05b
Author: Harald Anlauf <anlauf@gmx.de>
Date: Wed Jul 21 18:54:00 2021 +0200
Fortran: ICE, OOM while calculating sizes of derived type array components
gcc/fortran/ChangeLog:
PR fortran/101514
* target-memory.c (gfc_interpret_derived): Size of array component
of derived type can only be computed here for explicit shape.
* trans-types.c (gfc_get_nodesc_array_type): Do not dereference
NULL pointers.
gcc/testsuite/ChangeLog:
PR fortran/101514
* gfortran.dg/pr101514.f90: New test.
(cherry picked from commit c2b15fe27e6a0e42b108111d51acce69628593b4)
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug fortran/101514] ICE: out of memory allocating 18446744073709551600 bytes
2021-07-19 17:26 [Bug fortran/101514] New: ICE: out of memory allocating 18446744073709551600 bytes gscfq@t-online.de
` (5 preceding siblings ...)
2021-07-30 20:13 ` cvs-commit at gcc dot gnu.org
@ 2021-07-30 20:14 ` anlauf at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-07-30 20:14 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101514
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
Target Milestone|--- |10.4
--- Comment #7 from anlauf at gcc dot gnu.org ---
Fixed on mainline for gcc-12, and on 11- and 10-branch. Not a regression,
so not backporting further. Closing.
Thanks for the report!
^ permalink raw reply [flat|nested] 8+ messages in thread
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2021-07-19 17:26 [Bug fortran/101514] New: ICE: out of memory allocating 18446744073709551600 bytes gscfq@t-online.de
2021-07-20 9:45 ` [Bug fortran/101514] " rguenth at gcc dot gnu.org
2021-07-20 18:28 ` anlauf at gcc dot gnu.org
2021-07-20 19:50 ` anlauf at gcc dot gnu.org
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