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* [Bug c++/105953] New: [12/13 Regression] ICE in extract_insn, at recog.cc:2791
@ 2022-06-13 17:48 gscfq@t-online.de
  2022-06-14  6:49 ` [Bug target/105953] " ubizjak at gmail dot com
                   ` (5 more replies)
  0 siblings, 6 replies; 7+ messages in thread
From: gscfq@t-online.de @ 2022-06-13 17:48 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105953

            Bug ID: 105953
           Summary: [12/13 Regression] ICE in extract_insn, at
                    recog.cc:2791
           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 20211212 and 20211219,
with file g++.target/i386/pr100738-1.C :


$ g++-13-20220612 -c pr100738-1.C -O2 -mavx512vl -mabi=ms
pr100738-1.C: In function 'v4si foo_1(v16qi, v4si, v4si, v4si)':
pr100738-1.C:13:1: error: unrecognizable insn:
   13 | }
      | ^
(insn 28 27 21 2 (set (subreg:V16QI (reg:V4SI 84 [ <retval> ]) 0)
        (unspec:V16QI [
                (reg:V16QI 101)
                (mem/c:V16QI (reg:DI 100) [1 d+0 S16 A128])
                (subreg:V16QI (lt:V4SI (mem/c:V4SI (reg:DI 98) [0 a+0 S16
A128])
                        (const_vector:V4SI [
                                (const_int 0 [0]) repeated x4
                            ])) 0)
            ] UNSPEC_BLENDV)) "pr100738-1.C":12:31 -1
     (expr_list:REG_DEAD (reg:V16QI 101)
        (expr_list:REG_DEAD (reg:DI 100)
            (expr_list:REG_DEAD (reg:DI 98)
                (nil)))))
during RTL pass: ira
pr100738-1.C:13:1: internal compiler error: in extract_insn, at recog.cc:2791
0x698229 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
        ../../gcc/rtl-error.cc:108
0x698248 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
        ../../gcc/rtl-error.cc:116
0xd24317 extract_insn(rtx_insn*)
        ../../gcc/recog.cc:2791
0xbe6c10 ira_remove_insn_scratches(rtx_insn*, bool, _IO_FILE*, rtx_def*
(*)(rtx_def*))
        ../../gcc/ira.cc:5356
0xbe78f5 remove_scratches
        ../../gcc/ira.cc:5400
0xbe78f5 ira
        ../../gcc/ira.cc:5724
0xbe78f5 execute
        ../../gcc/ira.cc:6083

^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2023-03-23  0:16 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-06-13 17:48 [Bug c++/105953] New: [12/13 Regression] ICE in extract_insn, at recog.cc:2791 gscfq@t-online.de
2022-06-14  6:49 ` [Bug target/105953] " ubizjak at gmail dot com
2022-06-14  8:19 ` rguenth at gcc dot gnu.org
2022-06-15  5:55 ` cvs-commit at gcc dot gnu.org
2022-06-15  5:57 ` cvs-commit at gcc dot gnu.org
2022-06-15  7:16 ` crazylht at gmail dot com
2023-03-23  0:16 ` pinskia at gcc dot gnu.org

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