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* [Bug c/109392] New: [12/13 Regression] ICE in tree_vec_extract, at tree-vect-generic.cc:177
@ 2023-04-03 16:50 gscfq@t-online.de
  2023-04-03 18:08 ` [Bug tree-optimization/109392] " pinskia at gcc dot gnu.org
                   ` (8 more replies)
  0 siblings, 9 replies; 10+ messages in thread
From: gscfq@t-online.de @ 2023-04-03 16:50 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109392

            Bug ID: 109392
           Summary: [12/13 Regression] ICE in tree_vec_extract, at
                    tree-vect-generic.cc:177
           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 with r12 before 20210502 :


$ cat z1.c
typedef short __attribute__ ((__vector_size__ (64))) V;
V v, w;
inline V foo (V a, V b);
V
foo (V a, V b)
{
  vfork();
  b &= v < b;
  return (V){foo (b, w)[3], (V){}[3]};
}


$ gcc-13-20230402 -c z1.c
z1.c: In function 'foo':
z1.c:6:1: warning: AVX512F vector return without AVX512F enabled changes the
ABI [-Wpsabi]
    6 | {
      | ^
z1.c:7:3: warning: implicit declaration of function 'vfork'
[-Wimplicit-function-declaration]
    7 |   vfork();
      |   ^~~~~
z1.c:5:1: note: the ABI for passing parameters with 64-byte alignment has
changed in GCC 4.6
    5 | foo (V a, V b)
      | ^~~
during GIMPLE pass: veclower
z1.c:5:1: internal compiler error: in tree_vec_extract, at
tree-vect-generic.cc:177
0x111bdd6 tree_vec_extract(gimple_stmt_iterator*, tree_node*, tree_node*,
tree_node*, tree_node*)
        ../../gcc/tree-vect-generic.cc:177
0x111f8fb expand_vector_condition
        ../../gcc/tree-vect-generic.cc:1140
0x6cac8d expand_vector_comparison
        ../../gcc/tree-vect-generic.cc:453
0x11229c1 expand_vector_operation
        ../../gcc/tree-vect-generic.cc:1239
0x11229c1 expand_vector_operations_1
        ../../gcc/tree-vect-generic.cc:2357
0x11229c1 expand_vector_operations
        ../../gcc/tree-vect-generic.cc:2391
0x11229c1 execute
        ../../gcc/tree-vect-generic.cc:2445

^ permalink raw reply	[flat|nested] 10+ messages in thread
end of thread, other threads:[~2023-04-27 13:20 UTC | newest]

Thread overview: 10+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2023-04-03 16:50 [Bug c/109392] New: [12/13 Regression] ICE in tree_vec_extract, at tree-vect-generic.cc:177 gscfq@t-online.de
2023-04-03 18:08 ` [Bug tree-optimization/109392] " pinskia at gcc dot gnu.org
2023-04-04  0:45 ` pinskia at gcc dot gnu.org
2023-04-04  0:47 ` pinskia at gcc dot gnu.org
2023-04-04  8:14 ` [Bug tree-optimization/109392] [12/13 Regression] ICE in tree_vec_extract, at tree-vect-generic.cc:177 since r12-117-gb972e036f40c marxin at gcc dot gnu.org
2023-04-04 12:46 ` jakub at gcc dot gnu.org
2023-04-08 18:24 ` cvs-commit at gcc dot gnu.org
2023-04-11  8:17 ` [Bug tree-optimization/109392] [12 " rguenth at gcc dot gnu.org
2023-04-27 13:19 ` cvs-commit at gcc dot gnu.org
2023-04-27 13:20 ` rguenth at gcc dot gnu.org

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