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* [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2
@ 2021-08-24 15:53 zsojka at seznam dot cz
  2021-08-24 21:51 ` [Bug tree-optimization/102046] " pinskia at gcc dot gnu.org
                   ` (13 more replies)
  0 siblings, 14 replies; 15+ messages in thread
From: zsojka at seznam dot cz @ 2021-08-24 15:53 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

            Bug ID: 102046
           Summary: [12 Regression] ICE: tree check: expected class
                    'type', have 'exceptional' (error_mark) in
                    useless_type_conversion_p, at gimple-expr.c:87 with
                    -O3 -march=btver2
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: zsojka at seznam dot cz
  Target Milestone: ---
              Host: x86_64-pc-linux-gnu

Created attachment 51352
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51352&action=edit
reduced testcase

Compiler output:
$ x86_64-pc-linux-gnu-gcc -O3 -march=btver2 testcase.c 
during GIMPLE pass: slp
testcase.c: In function 'foo':
testcase.c:9:1: internal compiler error: tree check: expected class 'type',
have 'exceptional' (error_mark) in useless_type_conversion_p, at
gimple-expr.c:87
    9 | foo (struct S *o)
      | ^~~
0x7b5b32 tree_class_check_failed(tree_node const*, tree_code_class, char
const*, int, char const*)
        /repo/gcc-trunk/gcc/tree.c:8738
0x6a48da tree_class_check(tree_node*, tree_code_class, char const*, int, char
const*)
        /repo/gcc-trunk/gcc/tree.h:3514
0x6a48da useless_type_conversion_p(tree_node*, tree_node*)
        /repo/gcc-trunk/gcc/gimple-expr.c:87
0x1101c23 verify_gimple_assign_single
        /repo/gcc-trunk/gcc/tree-cfg.c:4647
0x1101c23 verify_gimple_assign
        /repo/gcc-trunk/gcc/tree-cfg.c:4716
0x1101c23 verify_gimple_stmt
        /repo/gcc-trunk/gcc/tree-cfg.c:4981
0x1105a19 verify_gimple_in_cfg(function*, bool)
        /repo/gcc-trunk/gcc/tree-cfg.c:5467
0xfb1a37 execute_function_todo
        /repo/gcc-trunk/gcc/passes.c:2042
0xfb244e execute_todo
        /repo/gcc-trunk/gcc/passes.c:2096
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.

$ x86_64-pc-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest/bin/x86_64-pc-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r12-3106-20210824080953-g0deabebedd1-checking-yes-rtl-df-extra-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/12.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--with-cloog --with-ppl --with-isl --build=x86_64-pc-linux-gnu
--host=x86_64-pc-linux-gnu --target=x86_64-pc-linux-gnu
--with-ld=/usr/bin/x86_64-pc-linux-gnu-ld
--with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r12-3106-20210824080953-g0deabebedd1-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 12.0.0 20210824 (experimental) (GCC)

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
@ 2021-08-24 21:51 ` pinskia at gcc dot gnu.org
  2021-08-24 21:53 ` pinskia at gcc dot gnu.org
                   ` (12 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-08-24 21:51 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |12.0

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
  2021-08-24 21:51 ` [Bug tree-optimization/102046] " pinskia at gcc dot gnu.org
@ 2021-08-24 21:53 ` pinskia at gcc dot gnu.org
  2021-08-24 22:00 ` pinskia at gcc dot gnu.org
                   ` (11 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-08-24 21:53 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2021-08-24

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed.

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
  2021-08-24 21:51 ` [Bug tree-optimization/102046] " pinskia at gcc dot gnu.org
  2021-08-24 21:53 ` pinskia at gcc dot gnu.org
@ 2021-08-24 22:00 ` pinskia at gcc dot gnu.org
  2021-08-25  7:39 ` rguenth at gcc dot gnu.org
                   ` (10 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-08-24 22:00 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
              else if (!useless_type_conversion_p (elt_t, TREE_TYPE (elt_v)))
                {
                  error ("incorrect type of vector CONSTRUCTOR elements");
                  debug_generic_stmt (rhs1);
                  return true;
                }

  _16 = {_2, _12};

Maybe introduced by r12-1294.

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (2 preceding siblings ...)
  2021-08-24 22:00 ` pinskia at gcc dot gnu.org
@ 2021-08-25  7:39 ` rguenth at gcc dot gnu.org
  2021-08-25  8:01 ` [Bug tree-optimization/102046] [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8 marxin at gcc dot gnu.org
                   ` (9 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: rguenth at gcc dot gnu.org @ 2021-08-25  7:39 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot gnu.org

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
I will have a look.

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (3 preceding siblings ...)
  2021-08-25  7:39 ` rguenth at gcc dot gnu.org
@ 2021-08-25  8:01 ` marxin at gcc dot gnu.org
  2021-08-25  9:32 ` cvs-commit at gcc dot gnu.org
                   ` (8 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-08-25  8:01 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[12 Regression] ICE: tree   |[12 Regression] ICE: tree
                   |check: expected class       |check: expected class
                   |'type', have 'exceptional'  |'type', have 'exceptional'
                   |(error_mark) in             |(error_mark) in
                   |useless_type_conversion_p,  |useless_type_conversion_p,
                   |at gimple-expr.c:87 with    |at gimple-expr.c:87 with
                   |-O3 -march=btver2           |-O3 -march=btver2 since
                   |                            |r12-1372-ga325bdd195ee96f8
                 CC|                            |marxin at gcc dot gnu.org

--- Comment #4 from Martin Liška <marxin at gcc dot gnu.org> ---
It actually started with r12-1372-ga325bdd195ee96f8.

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (4 preceding siblings ...)
  2021-08-25  8:01 ` [Bug tree-optimization/102046] [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8 marxin at gcc dot gnu.org
@ 2021-08-25  9:32 ` cvs-commit at gcc dot gnu.org
  2021-08-25  9:56 ` [Bug tree-optimization/102046] [10/11 " rguenth at gcc dot gnu.org
                   ` (7 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-08-25  9:32 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:29c77454e5ab33ce06a741eacdfbd5348fbccc95

commit r12-3138-g29c77454e5ab33ce06a741eacdfbd5348fbccc95
Author: Richard Biener <rguenther@suse.de>
Date:   Wed Aug 25 10:06:01 2021 +0200

    tree-optimization/102046 - fix SLP build from scalars with patterns

    When we swap operands for SLP builds we lose track where exactly
    pattern defs are - but we fail to update the any_pattern member
    of the operands info.  Do so conservatively.

    2021-08-25  Richard Biener  <rguenther@suse.de>

            PR tree-optimization/102046
            * tree-vect-slp.c (vect_build_slp_tree_2): Conservatively
            update ->any_pattern when swapping operands.

            * gcc.dg/vect/pr102046.c: New testcase.

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [10/11 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (5 preceding siblings ...)
  2021-08-25  9:32 ` cvs-commit at gcc dot gnu.org
@ 2021-08-25  9:56 ` rguenth at gcc dot gnu.org
  2021-09-06  8:50 ` cvs-commit at gcc dot gnu.org
                   ` (6 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: rguenth at gcc dot gnu.org @ 2021-08-25  9:56 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[12 Regression] ICE: tree   |[10/11 Regression] ICE:
                   |check: expected class       |tree check: expected class
                   |'type', have 'exceptional'  |'type', have 'exceptional'
                   |(error_mark) in             |(error_mark) in
                   |useless_type_conversion_p,  |useless_type_conversion_p,
                   |at gimple-expr.c:87 with    |at gimple-expr.c:87 with
                   |-O3 -march=btver2 since     |-O3 -march=btver2 since
                   |r12-1372-ga325bdd195ee96f8  |r12-1372-ga325bdd195ee96f8
   Target Milestone|12.0                        |10.4

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed on trunk but the issue is latent so I plan to push to branches.

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [10/11 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (6 preceding siblings ...)
  2021-08-25  9:56 ` [Bug tree-optimization/102046] [10/11 " rguenth at gcc dot gnu.org
@ 2021-09-06  8:50 ` cvs-commit at gcc dot gnu.org
  2021-10-13 11:09 ` [Bug tree-optimization/102046] [10 " cvs-commit at gcc dot gnu.org
                   ` (5 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-09-06  8:50 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

--- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by Richard Biener
<rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:57f6800aefdd102cd43f0df53ca8bcbcc7202b41

commit r11-8966-g57f6800aefdd102cd43f0df53ca8bcbcc7202b41
Author: Richard Biener <rguenther@suse.de>
Date:   Wed Aug 25 10:06:01 2021 +0200

    tree-optimization/102046 - fix SLP build from scalars with patterns

    When we swap operands for SLP builds we lose track where exactly
    pattern defs are - but we fail to update the any_pattern member
    of the operands info.  Do so conservatively.

    2021-08-25  Richard Biener  <rguenther@suse.de>

            PR tree-optimization/102046
            * tree-vect-slp.c (vect_build_slp_tree_2): Conservatively
            update ->any_pattern when swapping operands.

            * gcc.dg/vect/pr102046.c: New testcase.

    (cherry picked from commit 29c77454e5ab33ce06a741eacdfbd5348fbccc95)

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [10 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (7 preceding siblings ...)
  2021-09-06  8:50 ` cvs-commit at gcc dot gnu.org
@ 2021-10-13 11:09 ` cvs-commit at gcc dot gnu.org
  2021-10-13 11:10 ` rguenth at gcc dot gnu.org
                   ` (4 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-10-13 11:09 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

--- Comment #8 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-10 branch has been updated by Richard Biener
<rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:967219bb3ef1869f6bd1c5efffea65544a310836

commit r10-10208-g967219bb3ef1869f6bd1c5efffea65544a310836
Author: Richard Biener <rguenther@suse.de>
Date:   Wed Aug 25 10:06:01 2021 +0200

    tree-optimization/102046 - fix SLP build from scalars with patterns

    When we swap operands for SLP builds we lose track where exactly
    pattern defs are - but we fail to update the any_pattern member
    of the operands info.  Do so conservatively.

    2021-08-25  Richard Biener  <rguenther@suse.de>

            PR tree-optimization/102046
            * tree-vect-slp.c (vect_build_slp_tree_2): Conservatively
            update ->any_pattern when swapping operands.

            * gcc.dg/vect/pr102046.c: New testcase.

    (cherry picked from commit 29c77454e5ab33ce06a741eacdfbd5348fbccc95)

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [10 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (8 preceding siblings ...)
  2021-10-13 11:09 ` [Bug tree-optimization/102046] [10 " cvs-commit at gcc dot gnu.org
@ 2021-10-13 11:10 ` rguenth at gcc dot gnu.org
  2021-10-29  1:55 ` duan.db at linux dot alibaba.com
                   ` (3 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: rguenth at gcc dot gnu.org @ 2021-10-13 11:10 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to fail|                            |10.3.0
         Resolution|---                         |FIXED
             Status|ASSIGNED                    |RESOLVED

--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed.

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [10 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (9 preceding siblings ...)
  2021-10-13 11:10 ` rguenth at gcc dot gnu.org
@ 2021-10-29  1:55 ` duan.db at linux dot alibaba.com
  2021-10-29  1:56 ` duan.db at linux dot alibaba.com
                   ` (2 subsequent siblings)
  13 siblings, 0 replies; 15+ messages in thread
From: duan.db at linux dot alibaba.com @ 2021-10-29  1:55 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

Bo Duan <duan.db at linux dot alibaba.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |duan.db at linux dot alibaba.com

--- Comment #10 from Bo Duan <duan.db at linux dot alibaba.com> ---
Created attachment 51697
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51697&action=edit
0001-Subject-PATCH-ipa-102714-IPA-SRA-eliding-volatile.patch

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [10 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (10 preceding siblings ...)
  2021-10-29  1:55 ` duan.db at linux dot alibaba.com
@ 2021-10-29  1:56 ` duan.db at linux dot alibaba.com
  2021-10-29  1:59 ` duan.db at linux dot alibaba.com
  2021-10-29  2:01 ` duan.db at linux dot alibaba.com
  13 siblings, 0 replies; 15+ messages in thread
From: duan.db at linux dot alibaba.com @ 2021-10-29  1:56 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

--- Comment #11 from Bo Duan <duan.db at linux dot alibaba.com> ---
Hi, should we backport this patch to gcc-10? If needed, an adapted patch is
attached.

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [10 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (11 preceding siblings ...)
  2021-10-29  1:56 ` duan.db at linux dot alibaba.com
@ 2021-10-29  1:59 ` duan.db at linux dot alibaba.com
  2021-10-29  2:01 ` duan.db at linux dot alibaba.com
  13 siblings, 0 replies; 15+ messages in thread
From: duan.db at linux dot alibaba.com @ 2021-10-29  1:59 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

--- Comment #12 from Bo Duan <duan.db at linux dot alibaba.com> ---
(In reply to Bo Duan from comment #10)
> Created attachment 51697 [details]
> 0001-Subject-PATCH-ipa-102714-IPA-SRA-eliding-volatile.patch

I'm so sorry, I seem to have sent it in the wrong place.

^ permalink raw reply	[flat|nested] 15+ messages in thread

* [Bug tree-optimization/102046] [10 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8
  2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
                   ` (12 preceding siblings ...)
  2021-10-29  1:59 ` duan.db at linux dot alibaba.com
@ 2021-10-29  2:01 ` duan.db at linux dot alibaba.com
  13 siblings, 0 replies; 15+ messages in thread
From: duan.db at linux dot alibaba.com @ 2021-10-29  2:01 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046

--- Comment #13 from Bo Duan <duan.db at linux dot alibaba.com> ---
(In reply to Bo Duan from comment #11)

^ permalink raw reply	[flat|nested] 15+ messages in thread

end of thread, other threads:[~2021-10-29  2:01 UTC | newest]

Thread overview: 15+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-08-24 15:53 [Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 zsojka at seznam dot cz
2021-08-24 21:51 ` [Bug tree-optimization/102046] " pinskia at gcc dot gnu.org
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2021-08-24 22:00 ` pinskia at gcc dot gnu.org
2021-08-25  7:39 ` rguenth at gcc dot gnu.org
2021-08-25  8:01 ` [Bug tree-optimization/102046] [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2 since r12-1372-ga325bdd195ee96f8 marxin at gcc dot gnu.org
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2021-09-06  8:50 ` cvs-commit at gcc dot gnu.org
2021-10-13 11:09 ` [Bug tree-optimization/102046] [10 " cvs-commit at gcc dot gnu.org
2021-10-13 11:10 ` rguenth at gcc dot gnu.org
2021-10-29  1:55 ` duan.db at linux dot alibaba.com
2021-10-29  1:56 ` duan.db at linux dot alibaba.com
2021-10-29  1:59 ` duan.db at linux dot alibaba.com
2021-10-29  2:01 ` duan.db at linux dot alibaba.com

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