Dear contributor, our automatic CI has detected problems related to your 
patch(es).  Please find some details below.  If you have any questions, please 
follow up on linaro-toolch...@lists.linaro.org mailing list, Libera's 
#linaro-tcwg channel, or ping your favourite Linaro toolchain developer on the 
usual project channel.

We appreciate that it might be difficult to find the necessary logs or 
reproduce the issue locally. If you can't get what you need from our CI within 
minutes, let us know and we will be happy to help.

We track this report status in https://linaro.atlassian.net/browse/GNU-1222 , 
please let us know if you are looking at the problem and/or when you have a fix.

In bootstrap_check master-aarch64-check_bootstrap_lto after:

  | commit gcc-15-859-geaaa4b88038
  | Author: Richard Biener <rguent...@suse.de>
  | Date:   Fri Sep 29 15:12:54 2023 +0200
  | 
  |     tree-optimization/115254 - don't account single-lane SLP against 
discovery limit
  |     
  |     The following avoids accounting single-lane SLP to the discovery
  |     limit.  As the two testcases show this makes discovery fail,
  |     unfortunately even not the same across targets.  The following
  |     should fix two FAILs for GCN as a side-effect.
  |     
  | ... 6 lines of the commit log omitted.

FAIL: 4 regressions: 1 progressions

regressions.sum:
                === gcc tests ===

Running gcc:gcc.dg/vect/vect.exp ...
FAIL: gcc.dg/vect/slp-cond-2-big-array.c -flto -ffat-lto-objects  
scan-tree-dump-times vect "vectorizing stmts using SLP" 4
FAIL: gcc.dg/vect/slp-cond-2-big-array.c scan-tree-dump-times vect "vectorizing 
stmts using SLP" 4
FAIL: gcc.dg/vect/slp-cond-2.c -flto -ffat-lto-objects  scan-tree-dump-times 
vect "vectorizing stmts using SLP" 4
FAIL: gcc.dg/vect/slp-cond-2.c scan-tree-dump-times vect "vectorizing stmts 
using SLP" 4


progressions.sum:
                === gfortran tests ===

Running gfortran:gfortran.dg/vect/vect.exp ...
FAIL: gfortran.dg/vect/vect-8.f90 -O   scan-tree-dump-times vect "vectorized 
2[45] loops" 1


You can find the failure logs in *.log.1.xz files in
 - 
https://ci.linaro.org/job/tcwg_bootstrap_check--master-aarch64-check_bootstrap_lto-build/631/artifact/artifacts/00-sumfiles/
The full lists of regressions and progressions as well as configure and make 
commands are in
 - 
https://ci.linaro.org/job/tcwg_bootstrap_check--master-aarch64-check_bootstrap_lto-build/631/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 - 
https://ci.linaro.org/job/tcwg_bootstrap_check--master-aarch64-check_bootstrap_lto-build/631/artifact/artifacts/sumfiles/xfails.xfail

The configuration of this build is:
CI config tcwg_bootstrap_check master-aarch64-check_bootstrap_lto

-----------------8<--------------------------8<--------------------------8<--------------------------
The information below can be used to reproduce a debug environment:

Current build   : 
https://ci.linaro.org/job/tcwg_bootstrap_check--master-aarch64-check_bootstrap_lto-build/631/artifact/artifacts
Reference build : 
https://ci.linaro.org/job/tcwg_bootstrap_check--master-aarch64-check_bootstrap_lto-build/630/artifact/artifacts

Reproduce last good and first bad builds: 
https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/eaaa4b88038d4d6eda1b20ab662f1568fd9be31f/tcwg_bootstrap_check/master-aarch64-check_bootstrap_lto/reproduction_instructions.txt

Full commit : 
https://github.com/gcc-mirror/gcc/commit/eaaa4b88038d4d6eda1b20ab662f1568fd9be31f

List of configurations that regressed due to this commit :
* tcwg_bootstrap_check
** master-aarch64-check_bootstrap_lto
*** FAIL: 4 regressions: 1 progressions
*** 
https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha1/eaaa4b88038d4d6eda1b20ab662f1568fd9be31f/tcwg_bootstrap_check/master-aarch64-check_bootstrap_lto/details.txt
*** 
https://ci.linaro.org/job/tcwg_bootstrap_check--master-aarch64-check_bootstrap_lto-build/631/artifact/artifacts

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