[Bug other/106872] New: [13 regression] gcc.dg/uninit-pred-12.c fails after r13-2500-g0a4a2667dc115c

[Bug other/106872] New: [13 regression] gcc.dg/uninit-pred-12.c fails after r13-2500-g0a4a2667dc115c

[seurer at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106872

            Bug ID: 106872
           Summary: [13 regression] gcc.dg/uninit-pred-12.c fails after
                    r13-2500-g0a4a2667dc115c
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: other
          Assignee: unassigned at gcc dot gnu.org
          Reporter: seurer at gcc dot gnu.org
  Target Milestone: ---

g:0a4a2667dc115ca73b552fcabf8570620dfbe55f, r13-2500-g0a4a2667dc115c
make  -k check-gcc RUNTESTFLAGS="dg.exp=gcc.dg/uninit-pred-12.c"
FAIL: gcc.dg/uninit-pred-12.c scan-tree-dump uninit1 "AND \\(NOT \\(ivtmp"
# of expected passes            2
# of unexpected failures        1

commit 0a4a2667dc115ca73b552fcabf8570620dfbe55f (HEAD, refs/bisect/bad)
Author: Richard Biener <rguenther@suse.de>
Date:   Tue Sep 6 13:46:00 2022 +0200

    tree-optimization/106754 - fix compute_control_dep_chain defect

[Bug other/106872] [13 regression] gcc.dg/uninit-pred-12.c fails after r13-2500-g0a4a2667dc115c

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106872

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2022-09-08
             Status|UNCONFIRMED                 |ASSIGNED
     Ever confirmed|0                           |1
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot gnu.org
   Target Milestone|---                         |13.0

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
I will have a look.

[Bug testsuite/106872] [13 regression] gcc.dg/uninit-pred-12.c fails after r13-2500-g0a4a2667dc115c

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106872

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Meh.

After normalization [USE]:
        _3 = PHI <u_1(10), 0(16), 0(14)>
  is conditional on:
        ((v_8(D) != 1) AND (w_13(D) != 0) AND (NOT (doloop.5_18 != 0)))

who decided to use 'doloop' here ... :/  I'll fix the pattern.

[Bug testsuite/106872] [13 regression] gcc.dg/uninit-pred-12.c fails after r13-2500-g0a4a2667dc115c

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106872

--- Comment #3 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:794a01d7dcf306578bc5d0d147895c58a91506de

commit r13-2536-g794a01d7dcf306578bc5d0d147895c58a91506de
Author: Richard Biener <rguenther@suse.de>
Date:   Thu Sep 8 13:00:45 2022 +0200

    testsuite/106872 - fix uninit predicate dump scan

    On ppc we see a doloop temp rather than ivtmp.

            PR testsuite/106872
            * gcc.dg/uninit-pred-12.c: Adjust.

[Bug testsuite/106872] [13 regression] gcc.dg/uninit-pred-12.c fails after r13-2500-g0a4a2667dc115c

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106872

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed.