[Bug c/100527] New: ICE: Segmentation fault, flags_from_decl_or_type(tree_node const*)

[Bug c/100527] New: ICE: Segmentation fault, flags_from_decl_or_type(tree_node const*)

[cnsun at uwaterloo dot ca]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100527

            Bug ID: 100527
           Summary: ICE: Segmentation fault,
                    flags_from_decl_or_type(tree_node const*)
           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
__GIMPLE
foo() {
  int __builtin_abs;
  __builtin_abs();
}

$ gcc-trunk -O0 mutant.c
mutant.c:1:1: error: ‘__GIMPLE’ only valid with ‘-fgimple’
    1 | __GIMPLE
      | ^~~~~~~~
mutant.c:2:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
    2 | foo() {
      | ^~~
mutant.c: In function ‘foo’:
mutant.c:4:3: internal compiler error: Segmentation fault
    4 |   __builtin_abs();
      |   ^~~~~~~~~~~~~
0xef7273 crash_signal
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/toplev.c:327
0xa1e00e flags_from_decl_or_type(tree_node const*)
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/calls.c:810
0xbe2c32 gimple_call_flags(gimple const*)
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/gimple.c:1474
0xbe2d9c gimple_call_reset_alias_info(gcall*)
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/gimple.c:210
0xbe2ef6 gimple_build_call_1
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/gimple.c:235
0xbe2ef6 gimple_build_call_from_tree(tree_node*, tree_node*)
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/gimple.c:375
0x953929 c_parser_gimple_statement
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/gimple-parser.c:719
0x953929 c_parser_gimple_compound_statement
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/gimple-parser.c:650
0x953929 c_parser_gimple_compound_statement
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/gimple-parser.c:381
0x954fa7 c_parser_parse_gimple_body(c_parser*, char*, c_declspec_il,
profile_count)
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/gimple-parser.c:253
0x944187 c_parser_declaration_or_fndef
        /tmp/tmp.FUbEknNORK-gcc-builder/gcc/gcc/c/c-parser.c:2533
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.

[Bug c/100527] ICE: Segmentation fault, flags_from_decl_or_type(tree_node const*)

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100527

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
           Keywords|                            |needs-bisection
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2021-12-12

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Seems fixed on the trunk.

[Bug c/100527] ICE: Segmentation fault, flags_from_decl_or_type(tree_node const*)

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100527

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
                 CC|                            |marxin at gcc dot gnu.org
             Status|NEW                         |RESOLVED

--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
Fixed with r12-860-g414fe08a352eac69.