* [Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193
2021-12-07 19:45 [Bug fortran/103610] New: ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193 gscfq@t-online.de
@ 2021-12-07 19:46 ` gscfq@t-online.de
2021-12-07 21:00 ` anlauf at gcc dot gnu.org
` (8 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: gscfq@t-online.de @ 2021-12-07 19:46 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610
G. Steinmetz <gscfq@t-online.de> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |ice-on-invalid-code
--- Comment #1 from G. Steinmetz <gscfq@t-online.de> ---
$ cat z3.f90
program p
integer, parameter :: a(-1) = 1
integer, parameter :: b(1) = maskr(shape(a))
end
$ cat z4.f90
program p
integer, parameter :: a(-1) = maskr(shape(a))
end
$ gfortran-12-20211205 -c z3.f90
gmp: overflow in mpz type
f951: internal compiler error: Aborted
0xf0b99f crash_signal
../../gcc/toplev.c:322
0x870a74 gfc_simplify_maskr(gfc_expr*, gfc_expr*)
../../gcc/fortran/simplify.c:4885
0x7ef826 do_simplify
../../gcc/fortran/intrinsic.c:4648
0x7fa888 gfc_intrinsic_func_interface(gfc_expr*, int)
../../gcc/fortran/intrinsic.c:4920
0x7e0359 gfc_simplify_expr(gfc_expr*, int)
../../gcc/fortran/expr.c:2219
0x7e0eaa scalarize_intrinsic_call
../../gcc/fortran/expr.c:2486
0x7e03ad gfc_simplify_expr(gfc_expr*, int)
../../gcc/fortran/expr.c:2227
0x7faa3e gfc_intrinsic_func_interface(gfc_expr*, int)
../../gcc/fortran/intrinsic.c:5070
0x84e86c resolve_unknown_f
../../gcc/fortran/resolve.c:2972
0x84e86c resolve_function
../../gcc/fortran/resolve.c:3329
0x84e86c gfc_resolve_expr(gfc_expr*)
../../gcc/fortran/resolve.c:7166
0x7df8a4 gfc_reduce_init_expr(gfc_expr*)
../../gcc/fortran/expr.c:3155
0x7e2810 gfc_match_init_expr(gfc_expr**)
../../gcc/fortran/expr.c:3203
0x7ccac4 variable_decl
../../gcc/fortran/decl.c:3004
0x7ccac4 gfc_match_data_decl()
../../gcc/fortran/decl.c:6297
0x836f03 match_word
../../gcc/fortran/parse.c:67
0x836f03 decode_statement
../../gcc/fortran/parse.c:378
0x83894a next_free
../../gcc/fortran/parse.c:1397
0x83894a next_statement
../../gcc/fortran/parse.c:1629
0x839edb parse_spec
../../gcc/fortran/parse.c:4168
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193
2021-12-07 19:45 [Bug fortran/103610] New: ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193 gscfq@t-online.de
2021-12-07 19:46 ` [Bug fortran/103610] " gscfq@t-online.de
@ 2021-12-07 21:00 ` anlauf at gcc dot gnu.org
2021-12-07 21:39 ` anlauf at gcc dot gnu.org
` (7 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-12-07 21:00 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever confirmed|0 |1
Last reconfirmed| |2021-12-07
CC| |anlauf at gcc dot gnu.org
--- Comment #2 from anlauf at gcc dot gnu.org ---
Really funny.
The bug however does not need maskl/maskr:
program p
integer, parameter :: a(-1) = 1
integer, parameter :: c(1) = shape(a)
print *, c
end
This prints:
-1
instead of 0.
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193
2021-12-07 19:45 [Bug fortran/103610] New: ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193 gscfq@t-online.de
2021-12-07 19:46 ` [Bug fortran/103610] " gscfq@t-online.de
2021-12-07 21:00 ` anlauf at gcc dot gnu.org
@ 2021-12-07 21:39 ` anlauf at gcc dot gnu.org
2021-12-07 22:22 ` anlauf at gcc dot gnu.org
` (6 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-12-07 21:39 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610
--- Comment #3 from anlauf at gcc dot gnu.org ---
Tentative patch:
diff --git a/gcc/fortran/array.c b/gcc/fortran/array.c
index e5e22099405..a23fabbdcdb 100644
--- a/gcc/fortran/array.c
+++ b/gcc/fortran/array.c
@@ -2330,6 +2330,9 @@ spec_dimen_size (gfc_array_spec *as, int dimen, mpz_t
*result)
mpz_add_ui (*result, *result, 1);
+ if (mpz_cmp_si (*result, 0) < 0)
+ mpz_set_si (*result, 0);
+
return true;
}
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193
2021-12-07 19:45 [Bug fortran/103610] New: ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193 gscfq@t-online.de
` (2 preceding siblings ...)
2021-12-07 21:39 ` anlauf at gcc dot gnu.org
@ 2021-12-07 22:22 ` anlauf at gcc dot gnu.org
2021-12-08 18:35 ` cvs-commit at gcc dot gnu.org
` (5 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-12-07 22:22 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610
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 #4 from anlauf at gcc dot gnu.org ---
Patch: https://gcc.gnu.org/pipermail/fortran/2021-December/057142.html
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193
2021-12-07 19:45 [Bug fortran/103610] New: ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193 gscfq@t-online.de
` (3 preceding siblings ...)
2021-12-07 22:22 ` anlauf at gcc dot gnu.org
@ 2021-12-08 18:35 ` cvs-commit at gcc dot gnu.org
2021-12-10 20:28 ` cvs-commit at gcc dot gnu.org
` (4 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-12-08 18:35 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610
--- Comment #5 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:5f7cdea34e118776d0ccd2ff3dda0f5acab18a94
commit r12-5842-g5f7cdea34e118776d0ccd2ff3dda0f5acab18a94
Author: Harald Anlauf <anlauf@gmx.de>
Date: Tue Dec 7 23:06:41 2021 +0100
Fortran: dimensions of an array have to be non-negative
gcc/fortran/ChangeLog:
PR fortran/103610
* array.c (spec_dimen_size): Fix simplification of SHAPE:
dimensions must be non-negative.
gcc/testsuite/ChangeLog:
PR fortran/103610
* gfortran.dg/shape_11.f90: New test.
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193
2021-12-07 19:45 [Bug fortran/103610] New: ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193 gscfq@t-online.de
` (4 preceding siblings ...)
2021-12-08 18:35 ` cvs-commit at gcc dot gnu.org
@ 2021-12-10 20:28 ` cvs-commit at gcc dot gnu.org
2021-12-17 21:48 ` cvs-commit at gcc dot gnu.org
` (3 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-12-10 20:28 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610
--- Comment #6 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:3459ef2e9f9cd4d3ed64c9bc44282534a24987b8
commit r11-9372-g3459ef2e9f9cd4d3ed64c9bc44282534a24987b8
Author: Harald Anlauf <anlauf@gmx.de>
Date: Tue Dec 7 23:06:41 2021 +0100
Fortran: dimensions of an array have to be non-negative
gcc/fortran/ChangeLog:
PR fortran/103610
* array.c (spec_dimen_size): Fix simplification of SHAPE:
dimensions must be non-negative.
gcc/testsuite/ChangeLog:
PR fortran/103610
* gfortran.dg/shape_11.f90: New test.
(cherry picked from commit 5f7cdea34e118776d0ccd2ff3dda0f5acab18a94)
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193
2021-12-07 19:45 [Bug fortran/103610] New: ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193 gscfq@t-online.de
` (5 preceding siblings ...)
2021-12-10 20:28 ` cvs-commit at gcc dot gnu.org
@ 2021-12-17 21:48 ` cvs-commit at gcc dot gnu.org
2021-12-17 21:50 ` anlauf at gcc dot gnu.org
` (2 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-12-17 21:48 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610
--- Comment #7 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:a28d6903677629c23bac53ff061eb80f22d51006
commit r10-10346-ga28d6903677629c23bac53ff061eb80f22d51006
Author: Harald Anlauf <anlauf@gmx.de>
Date: Tue Dec 7 23:06:41 2021 +0100
Fortran: dimensions of an array have to be non-negative
gcc/fortran/ChangeLog:
PR fortran/103610
* array.c (spec_dimen_size): Fix simplification of SHAPE:
dimensions must be non-negative.
gcc/testsuite/ChangeLog:
PR fortran/103610
* gfortran.dg/shape_11.f90: New test.
(cherry picked from commit 5f7cdea34e118776d0ccd2ff3dda0f5acab18a94)
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193
2021-12-07 19:45 [Bug fortran/103610] New: ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193 gscfq@t-online.de
` (6 preceding siblings ...)
2021-12-17 21:48 ` cvs-commit at gcc dot gnu.org
@ 2021-12-17 21:50 ` anlauf at gcc dot gnu.org
2021-12-17 21:53 ` cvs-commit at gcc dot gnu.org
2021-12-17 21:56 ` anlauf at gcc dot gnu.org
9 siblings, 0 replies; 11+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-12-17 21:50 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610
--- Comment #8 from anlauf at gcc dot gnu.org ---
*** Bug 103260 has been marked as a duplicate of this bug. ***
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193
2021-12-07 19:45 [Bug fortran/103610] New: ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193 gscfq@t-online.de
` (7 preceding siblings ...)
2021-12-17 21:50 ` anlauf at gcc dot gnu.org
@ 2021-12-17 21:53 ` cvs-commit at gcc dot gnu.org
2021-12-17 21:56 ` anlauf at gcc dot gnu.org
9 siblings, 0 replies; 11+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-12-17 21:53 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610
--- Comment #9 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-9 branch has been updated by Harald Anlauf
<anlauf@gcc.gnu.org>:
https://gcc.gnu.org/g:1062d2b022575e2ab942236478029cd637f937a5
commit r9-9875-g1062d2b022575e2ab942236478029cd637f937a5
Author: Harald Anlauf <anlauf@gmx.de>
Date: Tue Dec 7 23:06:41 2021 +0100
Fortran: dimensions of an array have to be non-negative
gcc/fortran/ChangeLog:
PR fortran/103610
* array.c (spec_dimen_size): Fix simplification of SHAPE:
dimensions must be non-negative.
gcc/testsuite/ChangeLog:
PR fortran/103610
* gfortran.dg/shape_11.f90: New test.
(cherry picked from commit 5f7cdea34e118776d0ccd2ff3dda0f5acab18a94)
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193
2021-12-07 19:45 [Bug fortran/103610] New: ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193 gscfq@t-online.de
` (8 preceding siblings ...)
2021-12-17 21:53 ` cvs-commit at gcc dot gnu.org
@ 2021-12-17 21:56 ` anlauf at gcc dot gnu.org
9 siblings, 0 replies; 11+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-12-17 21:56 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #10 from anlauf at gcc dot gnu.org ---
Fixed on all open branches. Closing.
Thanks for the report!
^ permalink raw reply [flat|nested] 11+ messages in thread