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* [Bug c/100550] New: ICE: in fold_convert_loc, at fold-const.c:2429
@ 2021-05-11 21:26 cnsun at uwaterloo dot ca
2021-05-11 22:10 ` [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument pinskia at gcc dot gnu.org
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: cnsun at uwaterloo dot ca @ 2021-05-11 21:26 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100550
Bug ID: 100550
Summary: ICE: in fold_convert_loc, at fold-const.c:2429
Product: gcc
Version: tree-ssa
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: cnsun at uwaterloo dot ca
Target Milestone: ---
$ gcc-trunk -v
Using built-in specs.
COLLECT_GCC=gcc-trunk
COLLECT_LTO_WRAPPER=/scratch/software/gcc-trunk/libexec/gcc/x86_64-pc-linux-gnu/12.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /tmp/tmp.FUbEknNORK-gcc-builder/gcc/configure
--enable-languages=c,c++,lto --enable-checking-yes --enable-multiarch
--prefix=/scratch/software/gcc-trunk --disable-bootstrap
Thread model: posix
Supported LTO compression algorithms: zlib
gcc version 12.0.0 20210511 (experimental) [master revision
:7db32cac8:aa891c56f25baac94db004e309d1b6e40b770a95] (GCC)
$ cat mutant.c
void f1ipx();
void f1ia_f(int[]);
void f1ia_f(int[f1ipx()]);
$ gcc-trunk -O0 mutant.c
mutant.c:3:16: error: size of unnamed array has non-integer type
3 | void f1ia_f(int[f1ipx()]);
| ^
mutant.c:3:1: internal compiler error: in fold_convert_loc, at
fold-const.c:2429
3 | void f1ia_f(int[f1ipx()]);
| ^~~~
0x6bd71f fold_convert_loc(unsigned int, tree_node*, tree_node*)
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/fold-const.c:2429
0x11fec86 build_range_type_1
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/tree.c:7015
0x8c8e5b attr_access::array_as_string[abi:cxx11](tree_node*) const
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/attribs.c:2392
0x9d8915 warn_parm_array_mismatch(unsigned int, tree_node*, tree_node*)
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c-family/c-warn.c:3448
0x943e4c c_parser_declaration_or_fndef
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-parser.c:2342
0x94b9d3 c_parser_external_declaration
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-parser.c:1777
0x94c439 c_parser_translation_unit
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-parser.c:1650
0x94c439 c_parse_file()
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-parser.c:21984
0x9ac765 c_common_parse_file()
/tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c-family/c-opts.c:1218
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument
2021-05-11 21:26 [Bug c/100550] New: ICE: in fold_convert_loc, at fold-const.c:2429 cnsun at uwaterloo dot ca
@ 2021-05-11 22:10 ` pinskia at gcc dot gnu.org
2021-05-11 22:10 ` pinskia at gcc dot gnu.org
` (5 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-05-11 22:10 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100550
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|ICE: in fold_convert_loc, |[11/12 Regression] ICE: in
|at fold-const.c:2429 |fold_convert_loc with
| |function call VLA argument
Target Milestone|--- |11.2
Severity|normal |trivial
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note this is a regression from GCC 10 which did not ICE.
It was most likely introduced while the [*] support was being added.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument
2021-05-11 21:26 [Bug c/100550] New: ICE: in fold_convert_loc, at fold-const.c:2429 cnsun at uwaterloo dot ca
2021-05-11 22:10 ` [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument pinskia at gcc dot gnu.org
@ 2021-05-11 22:10 ` pinskia at gcc dot gnu.org
2021-05-12 9:40 ` marxin at gcc dot gnu.org
` (4 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-05-11 22:10 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100550
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Ever confirmed|0 |1
Last reconfirmed| |2021-05-11
Status|UNCONFIRMED |NEW
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument
2021-05-11 21:26 [Bug c/100550] New: ICE: in fold_convert_loc, at fold-const.c:2429 cnsun at uwaterloo dot ca
2021-05-11 22:10 ` [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument pinskia at gcc dot gnu.org
2021-05-11 22:10 ` pinskia at gcc dot gnu.org
@ 2021-05-12 9:40 ` marxin at gcc dot gnu.org
2021-05-13 0:10 ` msebor at gcc dot gnu.org
` (3 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-05-12 9:40 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100550
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |marxin at gcc dot gnu.org,
| |msebor at gcc dot gnu.org
--- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> ---
Yes, started with r11-3303-g6450f07388f9fe57.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument
2021-05-11 21:26 [Bug c/100550] New: ICE: in fold_convert_loc, at fold-const.c:2429 cnsun at uwaterloo dot ca
` (2 preceding siblings ...)
2021-05-12 9:40 ` marxin at gcc dot gnu.org
@ 2021-05-13 0:10 ` msebor at gcc dot gnu.org
2021-05-13 16:38 ` cvs-commit at gcc dot gnu.org
` (2 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: msebor at gcc dot gnu.org @ 2021-05-13 0:10 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100550
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Assignee|unassigned at gcc dot gnu.org |msebor at gcc dot gnu.org
Keywords| |patch
Status|NEW |ASSIGNED
--- Comment #4 from Martin Sebor <msebor at gcc dot gnu.org> ---
Patch: https://gcc.gnu.org/pipermail/gcc-patches/2021-May/570229.html
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument
2021-05-11 21:26 [Bug c/100550] New: ICE: in fold_convert_loc, at fold-const.c:2429 cnsun at uwaterloo dot ca
` (3 preceding siblings ...)
2021-05-13 0:10 ` msebor at gcc dot gnu.org
@ 2021-05-13 16:38 ` cvs-commit at gcc dot gnu.org
2021-05-13 16:46 ` cvs-commit at gcc dot gnu.org
2021-05-13 16:46 ` msebor at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-05-13 16:38 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100550
--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Martin Sebor <msebor@gcc.gnu.org>:
https://gcc.gnu.org/g:957c437363f139313b2c0b2c93ca985df1d98ad2
commit r12-774-g957c437363f139313b2c0b2c93ca985df1d98ad2
Author: Martin Sebor <msebor@redhat.com>
Date: Thu May 13 10:38:09 2021 -0600
PR c/100550 - ICE: in fold_convert_loc with function call VLA argument
gcc/c/ChangeLog:
PR c/100550
* c-decl.c (get_parm_array_spec): Avoid erroneous VLA bounds.
gcc/testsuite/ChangeLog:
PR c/100550
* gcc.dg/Wvla-parameter-9.c: New test.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument
2021-05-11 21:26 [Bug c/100550] New: ICE: in fold_convert_loc, at fold-const.c:2429 cnsun at uwaterloo dot ca
` (4 preceding siblings ...)
2021-05-13 16:38 ` cvs-commit at gcc dot gnu.org
@ 2021-05-13 16:46 ` cvs-commit at gcc dot gnu.org
2021-05-13 16:46 ` msebor at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-05-13 16:46 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100550
--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by Martin Sebor
<msebor@gcc.gnu.org>:
https://gcc.gnu.org/g:4415051422690e6eda2ff6644b4f35432fcd7707
commit r11-8410-g4415051422690e6eda2ff6644b4f35432fcd7707
Author: Martin Sebor <msebor@redhat.com>
Date: Thu May 13 10:45:32 2021 -0600
PR c/100550 - ICE: in fold_convert_loc with function call VLA argument
gcc/c/ChangeLog:
PR c/100550
* c-decl.c (get_parm_array_spec): Avoid erroneous VLA bounds.
gcc/testsuite/ChangeLog:
PR c/100550
* gcc.dg/Wvla-parameter-9.c: New test.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument
2021-05-11 21:26 [Bug c/100550] New: ICE: in fold_convert_loc, at fold-const.c:2429 cnsun at uwaterloo dot ca
` (5 preceding siblings ...)
2021-05-13 16:46 ` cvs-commit at gcc dot gnu.org
@ 2021-05-13 16:46 ` msebor at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: msebor at gcc dot gnu.org @ 2021-05-13 16:46 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100550
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|ASSIGNED |RESOLVED
--- Comment #7 from Martin Sebor <msebor at gcc dot gnu.org> ---
Fixed on trunk and 11.2.
^ permalink raw reply [flat|nested] 8+ messages in thread
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2021-05-11 21:26 [Bug c/100550] New: ICE: in fold_convert_loc, at fold-const.c:2429 cnsun at uwaterloo dot ca
2021-05-11 22:10 ` [Bug c/100550] [11/12 Regression] ICE: in fold_convert_loc with function call VLA argument pinskia at gcc dot gnu.org
2021-05-11 22:10 ` pinskia at gcc dot gnu.org
2021-05-12 9:40 ` marxin at gcc dot gnu.org
2021-05-13 0:10 ` msebor at gcc dot gnu.org
2021-05-13 16:38 ` cvs-commit at gcc dot gnu.org
2021-05-13 16:46 ` cvs-commit at gcc dot gnu.org
2021-05-13 16:46 ` msebor at gcc dot gnu.org
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