Dear contributor,

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

In  arm-eabi cortex-m0 soft, after:
  | 1377 commits in binutils,gcc,newlib,gdb,qemu
  | 278b24151e4 Unconditionally pass is_a_field_of_this in c-exp.y
  | e9b696eda7c [gdb/contrib] Check clean files in check-whitespace-pre-commit.sh
  | 4afeaca0dd1 Automatic date update in version.in
  | 895cf907af8 hppa64: Set has_local_dynsyms when adding __text_seg/__data_seg
  | d5b168b7585 Automatic date update in version.in
  | ... and 55 more commits in binutils
  | 01d4414e3ea analyzer: remove duplicated registration of builtins
  | a5fa3cc54ea libcpp: adjust _cpp_file accessors
  | a6c50ec2c6e Add -ffuse-ops-with-volatile-access
  | 83739ee76da cselib: dump_cselib_* fixes
  | c70bf3e0093 Daily bump.
  | ... and 1209 more commits in gcc
  | 0d34ce2d78 Cygwin: Document recent fixes to release note
  | a2c34f06d4 features.h: Fix -Wundef problems
  | 7c7d9cf585 newlib: copy args for atexit()'ed function before unlock the mutex
  | 278b24151e4 Unconditionally pass is_a_field_of_this in c-exp.y
  | e9b696eda7c [gdb/contrib] Check clean files in check-whitespace-pre-commit.sh
  | 4afeaca0dd1 Automatic date update in version.in
  | 895cf907af8 hppa64: Set has_local_dynsyms when adding __text_seg/__data_seg
  | d5b168b7585 Automatic date update in version.in
  | ... and 55 more commits in gdb
  | 2257f52a97f Merge tag 'pull-10.2-final-fixes-051225-2' of https://gitlab.com/stsquad/qemu into staging
  | 47b60381875 Merge tag 'pull-tcg-20251205' of https://gitlab.com/rth7680/qemu into staging
  | 704db3e250f aspeed: Deprecate the fby35 machine
  | fa2580f5741 contrib/plugins/uftrace_symbols.py: unbreak --no-prefix-symbols
  | 81c5a3f8673 plugins/core: allow reading of registers during discon events
  | ... and 35 more commits in qemu

Produces 21 regressions 38 fixes:
  | 
  | regressions.sum:
  | Running g++:g++.dg/dg.exp ...
  | FAIL: g++.dg/ipa/devirt-2.C -std=gnu++20  scan-ipa-dump cp "Discovered a virtual call to a known target.*B::foo"
  | XPASS: g++.dg/ipa/devirt-23.C -std=gnu++20  scan-ipa-dump cp "Discovered a virtual call to"
  | Running g++:g++.dg/modules/modules.exp ...
  | FAIL: g++.dg/modules/compile-std1.C -std=c++26 (test for excess errors)
  | ... and 22 more
  | 
  | fixes.sum:
  | Running g++:g++.dg/dg.exp ...
  | FAIL: g++.dg/DRs/dr2581-1.C -std=c++20  (test for warnings, line 25)
  | FAIL: g++.dg/DRs/dr2581-1.C -std=c++26  (test for warnings, line 25)
  | FAIL: g++.dg/DRs/dr2581-1.C -std=c++11  (test for warnings, line 25)
  | FAIL: g++.dg/DRs/dr2581-1.C -std=c++17  (test for warnings, line 25)
  | ... and 40 more

Used configuration :
 *CI config* tcwg_gnu_embed_check_gcc arm-eabi -mthumb -march=armv6s-m -mtune=cortex-m0 -mfloat-abi=soft -mfpu=auto
 *configure and test flags:* --target arm-eabi --disable-multilib --with-mode=thumb --with-cpu=cortex-m0 --with-float=soft --target_board=-mthumb/-march=armv6s-m/-mtune=cortex-m0/-mfloat-abi=soft/-mfpu=auto qemu_cpu=cortex-m0

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
 * https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m0_soft_eabi-build/547/artifact/artifacts/00-sumfiles/
The full lists of regressions and improvements as well as configure and make commands are in
 * https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m0_soft_eabi-build/547/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m0_soft_eabi-build/547/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m0_soft_eabi-build/547/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m0_soft_eabi-build/541/artifact/artifacts