Dear contributor,

Our automatic CI has detected problems related to your patch(es). Please find some details below.

In  aarch64 native, after:
  | gcc patch https://patchwork.sourceware.org/patch/145945
  | Author: Alexey Lapshin <alexey.lapshin@espressif.com>
  | Date:   Wed Oct 14 15:07:02 2026 +0700
  | 
  |     [PATCH v2] match.pd: fold floating compare-and-negate idioms to abs
  |     
  |     PR tree-optimization/101039 folded A CMP 0 ? A : -A after that form
  |     was expanded into an if, by matching it in match.pd (r12-2041).  The
  |     true arm there is A and the false arm is -A.
  | ... 16 lines of the commit log omitted.
  | ... applied on top of baseline commit:
  | 5f39942ffd6 cobol: Fix MOVE bug; change LEVEL 78 naming and scope.

Produces 2 regressions:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/tree-ssa/tree-ssa.exp ...
  | FAIL: gcc.dg/tree-ssa/abs-5.c scan-tree-dump-times optimized "= ABS_EXPR" 6
  | Running libstdc++:libstdc++-dg/conformance.exp ...
  | FAIL: 29_atomics/atomic/wait_notify/127757.cc -std=gnu++20 execution test

Used configuration :
 *CI config* tcwg_gcc_check aarch64-linux-gnu
 *configure and test flags:* none, autodetected on aarch64-unknown-linux-gnu--disable-multilib --enable-fix-cortex-a53-835769 --enable-fix-cortex-a53-843419 --with-arch=armv8-a

If you have any questions regarding this report, please ask on linaro-toolchain@lists.linaro.org mailing list.

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The information below contains the details of the failures, and the ways to reproduce a debug environment:

You can find the failure logs in *.log.1.xz files in
 * http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aarch64-precommit/builds/11131/archive/artifacts/artifacts.precommit/00-sumfiles/
The full lists of regressions and improvements as well as configure and make commands are in
 * http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aarch64-precommit/builds/11131/archive/artifacts/artifacts.precommit/notify/
The list of [ignored] baseline and flaky failures are in
 * http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aarch64-precommit/builds/11131/archive/artifacts/artifacts.precommit/sumfiles/xfails.xfail

Current build   : http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aarch64-precommit/builds/11131/archive/artifacts/
Reference build : http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aarch64-build/builds/10724/archive/artifacts/

Warning: we do not enable maintainer-mode nor automatically update
generated files, which may lead to failures if the patch modifies the
master files.