[Bug c/107683] New: [13 Regression] ICE in int_fits_type_p, at tree.cc:8044

[Bug c/107683] New: [13 Regression] ICE in int_fits_type_p, at tree.cc:8044

[gscfq@t-online.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107683

            Bug ID: 107683
           Summary: [13 Regression] ICE in int_fits_type_p, at
                    tree.cc:8044
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Started between 20221023 and 20221030 :
(gcc configured with --enable-checking=yes)


$ cat z1.c
enum e : int
enum e { E };


$ gcc-13-20221106 -c z1.c
z1.c:2:6: error: 'enum' declared with but defined without fixed underlying type
    2 | enum e { E };
      |      ^
z1.c:2:10: internal compiler error: Segmentation fault
    2 | enum e { E };
      |          ^
0xeeafcf crash_signal
        ../../gcc/toplev.cc:314
0x1246f30 int_fits_type_p(tree_node const*, tree_node const*)
        ../../gcc/tree.cc:8044
0x7c4d8b build_enumerator(unsigned int, unsigned int, c_enum_contents*,
tree_node*, tree_node*)
        ../../gcc/c/c-decl.cc:9786
0x82c01f c_parser_enum_specifier
        ../../gcc/c/c-parser.cc:3469
0x82c01f c_parser_declspecs(c_parser*, c_declspecs*, bool, bool, bool, bool,
bool, bool, bool, c_lookahead_kind)
        ../../gcc/c/c-parser.cc:3150
0x82cc91 c_parser_enum_specifier
        ../../gcc/c/c-parser.cc:3367
0x82cc91 c_parser_declspecs(c_parser*, c_declspecs*, bool, bool, bool, bool,
bool, bool, bool, c_lookahead_kind)
        ../../gcc/c/c-parser.cc:3150
0x850305 c_parser_declaration_or_fndef
        ../../gcc/c/c-parser.cc:2091
0x85cf8f c_parser_external_declaration
        ../../gcc/c/c-parser.cc:1833
0x85d8bd c_parser_translation_unit
        ../../gcc/c/c-parser.cc:1695
0x85d8bd c_parse_file()
        ../../gcc/c/c-parser.cc:24359
0x8da031 c_common_parse_file()
        ../../gcc/c-family/c-opts.cc:1244

[Bug c/107683] [13 Regression] ICE in int_fits_type_p, at tree.cc:8044

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107683

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
                 CC|                            |mpolacek at gcc dot gnu.org
             Status|UNCONFIRMED                 |NEW
   Target Milestone|---                         |13.0
           Priority|P3                          |P2
   Last reconfirmed|                            |2022-11-14

--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Confirmed.  Started with

commit e0997c14af5e8bc4d26e28549cbce99364a1601f
Author: Joseph Myers <joseph@codesourcery.com>
Date:   Fri Oct 28 00:37:28 2022 +0000

    c: C2x enums with fixed underlying type [PR61469]

[Bug c/107683] [13 Regression] ICE in int_fits_type_p, at tree.cc:8044

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107683

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P2                          |P4
           Keywords|                            |error-recovery

[Bug c/107683] [13/14 Regression] ICE in int_fits_type_p, at tree.cc:8044

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107683

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|13.0                        |13.2

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
GCC 13.1 is being released, retargeting bugs to GCC 13.2.

[Bug c/107683] [13/14 Regression] ICE in int_fits_type_p, at tree.cc:8044

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107683

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|13.2                        |13.3

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
GCC 13.2 is being released, retargeting bugs to GCC 13.3.

[Bug c/107683] [13/14 Regression] ICE in int_fits_type_p, at tree.cc:8044

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107683

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |14.0
           Keywords|                            |needs-bisection

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Looks to be fixed on the trunk.

[Bug c/107683] [13/14 Regression] ICE in int_fits_type_p, at tree.cc:8044

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107683

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |DUPLICATE

--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Dup. Even though PR 112571 is newer, it is the one which has the fix associated
with it.

*** This bug has been marked as a duplicate of bug 112571 ***