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* [Bug c/97955] New: [11 Regression] ICE in build_array_type_1, at tree.c:8264
@ 2020-11-23 16:34 gscfq@t-online.de
  2020-11-23 18:26 ` [Bug c/97955] [11 Regression] ICE in build_array_type_1, at tree.c:8264 since r11-3303-g6450f07388f9fe57 marxin at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: gscfq@t-online.de @ 2020-11-23 16:34 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97955

            Bug ID: 97955
           Summary: [11 Regression] ICE in build_array_type_1, at
                    tree.c:8264
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Changed between 20200823 and 20201004 :


$ cat z1.c
void f (int n, int a[n]);
void f (int *b) {}


$ gcc-11-20201122 -c z1.c
z1.c:2:1: internal compiler error: Segmentation fault
    2 | void f (int *b) {}
      | ^~~~
0xb42eff crash_signal
        ../../gcc/toplev.c:330
0xdbbf5d build_array_type_1
        ../../gcc/tree.c:8264
0x62930b attr_access::array_as_string[abi:cxx11](tree_node*) const
        ../../gcc/attribs.c:2299
0x6ff9cd warn_parm_array_mismatch(unsigned int, tree_node*, tree_node*)
        ../../gcc/c-family/c-warn.c:3435
0x6421a4 start_function(c_declspecs*, c_declarator*, tree_node*)
        ../../gcc/c/c-decl.c:9591
0x689236 c_parser_declaration_or_fndef
        ../../gcc/c/c-parser.c:2444
0x690a47 c_parser_external_declaration
        ../../gcc/c/c-parser.c:1777
0x691569 c_parser_translation_unit
        ../../gcc/c/c-parser.c:1650
0x691569 c_parse_file()
        ../../gcc/c/c-parser.c:21882
0x6e0772 c_common_parse_file()
        ../../gcc/c-family/c-opts.c:1198

^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c/97955] [11 Regression] ICE in build_array_type_1, at tree.c:8264 since r11-3303-g6450f07388f9fe57
  2020-11-23 16:34 [Bug c/97955] New: [11 Regression] ICE in build_array_type_1, at tree.c:8264 gscfq@t-online.de
@ 2020-11-23 18:26 ` marxin at gcc dot gnu.org
  2020-11-24  8:15 ` rguenth at gcc dot gnu.org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: marxin at gcc dot gnu.org @ 2020-11-23 18:26 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97955

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |10.2.0
   Last reconfirmed|                            |2020-11-23
            Summary|[11 Regression] ICE in      |[11 Regression] ICE in
                   |build_array_type_1, at      |build_array_type_1, at
                   |tree.c:8264                 |tree.c:8264 since
                   |                            |r11-3303-g6450f07388f9fe57
   Target Milestone|---                         |11.0
     Ever confirmed|0                           |1
                 CC|                            |marxin at gcc dot gnu.org,
                   |                            |msebor at gcc dot gnu.org
             Status|UNCONFIRMED                 |NEW
      Known to fail|                            |11.0

--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Started with r11-3303-g6450f07388f9fe57.

^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c/97955] [11 Regression] ICE in build_array_type_1, at tree.c:8264 since r11-3303-g6450f07388f9fe57
  2020-11-23 16:34 [Bug c/97955] New: [11 Regression] ICE in build_array_type_1, at tree.c:8264 gscfq@t-online.de
  2020-11-23 18:26 ` [Bug c/97955] [11 Regression] ICE in build_array_type_1, at tree.c:8264 since r11-3303-g6450f07388f9fe57 marxin at gcc dot gnu.org
@ 2020-11-24  8:15 ` rguenth at gcc dot gnu.org
  2020-11-24 18:49 ` msebor at gcc dot gnu.org
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2020-11-24  8:15 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97955

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P1

^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c/97955] [11 Regression] ICE in build_array_type_1, at tree.c:8264 since r11-3303-g6450f07388f9fe57
  2020-11-23 16:34 [Bug c/97955] New: [11 Regression] ICE in build_array_type_1, at tree.c:8264 gscfq@t-online.de
  2020-11-23 18:26 ` [Bug c/97955] [11 Regression] ICE in build_array_type_1, at tree.c:8264 since r11-3303-g6450f07388f9fe57 marxin at gcc dot gnu.org
  2020-11-24  8:15 ` rguenth at gcc dot gnu.org
@ 2020-11-24 18:49 ` msebor at gcc dot gnu.org
  2020-11-24 22:25 ` cvs-commit at gcc dot gnu.org
  2020-11-25  0:46 ` msebor at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: msebor at gcc dot gnu.org @ 2020-11-24 18:49 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97955

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |msebor at gcc dot gnu.org

^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c/97955] [11 Regression] ICE in build_array_type_1, at tree.c:8264 since r11-3303-g6450f07388f9fe57
  2020-11-23 16:34 [Bug c/97955] New: [11 Regression] ICE in build_array_type_1, at tree.c:8264 gscfq@t-online.de
                   ` (2 preceding siblings ...)
  2020-11-24 18:49 ` msebor at gcc dot gnu.org
@ 2020-11-24 22:25 ` cvs-commit at gcc dot gnu.org
  2020-11-25  0:46 ` msebor at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2020-11-24 22:25 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97955

--- Comment #2 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:211d68dda14d6b773ad648909ef9dd0d65ec2053

commit r11-5325-g211d68dda14d6b773ad648909ef9dd0d65ec2053
Author: Martin Sebor <msebor@redhat.com>
Date:   Tue Nov 24 15:23:57 2020 -0700

    PR c/97955 - ICE in build_array_type_1 on invalid redeclaration of function
with VLA parameter

    gcc/c-family/ChangeLog:

            * c-warn.c (warn_parm_array_mismatch): Avoid invalid
redeclarations.

    gcc/testsuite/ChangeLog:

            * gcc.dg/pr97955.c: New test.

^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c/97955] [11 Regression] ICE in build_array_type_1, at tree.c:8264 since r11-3303-g6450f07388f9fe57
  2020-11-23 16:34 [Bug c/97955] New: [11 Regression] ICE in build_array_type_1, at tree.c:8264 gscfq@t-online.de
                   ` (3 preceding siblings ...)
  2020-11-24 22:25 ` cvs-commit at gcc dot gnu.org
@ 2020-11-25  0:46 ` msebor at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: msebor at gcc dot gnu.org @ 2020-11-25  0:46 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97955

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|ASSIGNED                    |RESOLVED

--- Comment #3 from Martin Sebor <msebor at gcc dot gnu.org> ---
Fixed in r11-5325.

^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2020-11-25  0:46 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2020-11-23 16:34 [Bug c/97955] New: [11 Regression] ICE in build_array_type_1, at tree.c:8264 gscfq@t-online.de
2020-11-23 18:26 ` [Bug c/97955] [11 Regression] ICE in build_array_type_1, at tree.c:8264 since r11-3303-g6450f07388f9fe57 marxin at gcc dot gnu.org
2020-11-24  8:15 ` rguenth at gcc dot gnu.org
2020-11-24 18:49 ` msebor at gcc dot gnu.org
2020-11-24 22:25 ` cvs-commit at gcc dot gnu.org
2020-11-25  0:46 ` msebor at gcc dot gnu.org

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