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* [Bug sanitizer/112741] New: ICE: in gimplify_var_or_parm_decl, at gimplify.cc:3261
@ 2023-11-28  7:39 iamanonymous.cs at gmail dot com
  2023-11-28  7:46 ` [Bug sanitizer/112741] " sjames at gcc dot gnu.org
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: iamanonymous.cs at gmail dot com @ 2023-11-28  7:39 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112741

            Bug ID: 112741
           Summary: ICE: in gimplify_var_or_parm_decl, at gimplify.cc:3261
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: sanitizer
          Assignee: unassigned at gcc dot gnu.org
          Reporter: iamanonymous.cs at gmail dot com
                CC: dodji at gcc dot gnu.org, dvyukov at gcc dot gnu.org,
                    jakub at gcc dot gnu.org, kcc at gcc dot gnu.org, marxin at gcc dot gnu.org
  Target Milestone: ---

*******************************************************************************
OS and Platform:
$ uname -a:
Linux ubuntu 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023
x86_64 x86_64 x86_64 GNU/Linux
*******************************************************************************
gcc version:
$ gcc -v
Using built-in specs.
COLLECT_GCC=/root/gcc_set/202311021000/bin/gcc
COLLECT_LTO_WRAPPER=/root/gcc_set/202311021000/libexec/gcc/x86_64-pc-linux-gnu/14.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: ../gcc/configure --prefix=/root/gcc_set/202311021000
--with-gmp=/root/build_essential --with-mpfr=/root/build_essential
--with-mpc=/root/build_essential --enable-languages=c,c++ --disable-multilib
--with-sanitizer=address,undefined,thread,leak
Thread model: posix
Supported LTO compression algorithms: zlib
gcc version 14.0.0 20231102 (experimental) (GCC)

git version: d508a94167c186b2baacc679896e2809554c0b99
*******************************************************************************
Program:
$ cat mutant.c
int __GIMPLE(ssa) foo(int j)
{
  int c[1][10][1];
  int _1;

__BB(2):
  c[0][1][0] = 1;
  c[0][1] = _Literal (int[1]) {};
  _1 = c[0][j_2(D)][0];
  return _1;
}

int main()
{
  if (foo (1) != 0)
    __builtin_abort ();
  return 0;
}

*******************************************************************************
Command Lines:
$ gcc -fgimple -fsanitize=undefined mutant.c
during GIMPLE pass: ubsan
mutant.c: In function ‘foo’:
mutant.c:9:20: internal compiler error: in gimplify_var_or_parm_decl, at
gimplify.cc:3261
    9 |   _1 = c[0][j_2(D)][0];
      |        ~~~~~~~~~~~~^~~
0x78d031 gimplify_var_or_parm_decl
        ../../gcc/gcc/gimplify.cc:3261
0xcd5ba0 gimplify_compound_lval
        ../../gcc/gcc/gimplify.cc:3381
0xccfcd3 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
        ../../gcc/gcc/gimplify.cc:16648
0xcd7ef0 gimplify_addr_expr
        ../../gcc/gcc/gimplify.cc:6788
0xcd0c64 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
        ../../gcc/gcc/gimplify.cc:16743
0xcd0316 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
        ../../gcc/gcc/gimplify.cc:17001
0xccff17 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
        ../../gcc/gcc/gimplify.cc:17482
0xccff17 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
        ../../gcc/gcc/gimplify.cc:17482
0xcf598b force_gimple_operand_1(tree_node*, gimple**, bool (*)(tree_node*),
tree_node*)
        ../../gcc/gcc/gimplify-me.cc:78
0xcf5abf force_gimple_operand_gsi_1(gimple_stmt_iterator*, tree_node*, bool
(*)(tree_node*), tree_node*, bool, gsi_iterator_update)
        ../../gcc/gcc/gimplify-me.cc:115
0xcf5abf force_gimple_operand_gsi(gimple_stmt_iterator*, tree_node*, bool,
tree_node*, bool, gsi_iterator_update)
        ../../gcc/gcc/gimplify-me.cc:141
0x1023f9c instrument_object_size
        ../../gcc/gcc/ubsan.cc:2306
0x1028f15 execute
        ../../gcc/gcc/ubsan.cc:2500
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.

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2023-11-28  7:39 [Bug sanitizer/112741] New: ICE: in gimplify_var_or_parm_decl, at gimplify.cc:3261 iamanonymous.cs at gmail dot com
2023-11-28  7:46 ` [Bug sanitizer/112741] " sjames at gcc dot gnu.org
2023-11-28 11:46 ` rguenth at gcc dot gnu.org
2023-11-28 15:58 ` cvs-commit at gcc dot gnu.org
2023-11-28 15:59 ` rguenth at gcc dot gnu.org

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