Dear contributor,

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

In  arm-eabi cortex-m55 hard, after:
  | 1056 commits in binutils,gcc,gdb,qemu
  | dac3dbbf5e2 gdb: replace msym_bunch with deque
  | e607549f249 [gdb/contrib] Add tcllint->tclint in codespell-dictionary.txt
  | b5160e2ee6a gdb: improve line number lookup around inline functions
  | b6ac9fb3e26 Minor test fix for gnat-llvm
  | 03819fa9be4 bfd/ELF: Handle prstatus of 156 bytes in elf32_arm_nabi_grok_prstatus
  | ... and 32 more commits in binutils
  | 12084561db6 libstdc++: Implement std::philox_engine for targets without __int128
  | a9eb2f24b01 libstdc++: Use -fexcess-precision=standard for std::generate_canonical tests
  | 53893d44f3f libstdc++: Adjust tests to work for -D_GLIBCXX_USE_OLD_GENERATE_CANONICAL
  | c504ab2de5a a68: fix handling of flex modes in complete_encoded_mode [PR algol68/123006]
  | dcbf597cb0d a68: fix imports in big-endian targets [PR algol68/123132]
  | ... and 964 more commits in gcc
  | dac3dbbf5e2 gdb: replace msym_bunch with deque
  | e607549f249 [gdb/contrib] Add tcllint->tclint in codespell-dictionary.txt
  | b5160e2ee6a gdb: improve line number lookup around inline functions
  | b6ac9fb3e26 Minor test fix for gnat-llvm
  | 03819fa9be4 bfd/ELF: Handle prstatus of 156 bytes in elf32_arm_nabi_grok_prstatus
  | ... and 32 more commits in gdb
  | bb7fc1543fa Update version for v10.2.0-rc4 release
  | 8208694e567 Merge tag 'pull-error-2025-12-17' of https://repo.or.cz/qemu/armbru into staging
  | 00829ae3845 qdev: fix error handling in set_uint64_checkmask
  | 7154e4df404 Merge tag 'pull-glibc-20251216' of https://github.com/legoater/qemu into staging
  | d7e1df76991 gdbstub: Fix const qualifier build errors with recent glibc
  | ... and 8 more commits in qemu

Produces 132 regressions 58 fixes:
  | 
  | regressions.sum:
  | Running g++:g++.dg/analyzer/analyzer.exp ...
  | FAIL: c-c++-common/analyzer/coreutils-group_number.c -std=c++20 (test for excess errors)
  | FAIL: c-c++-common/analyzer/coreutils-group_number.c -std=c++26 (test for excess errors)
  | FAIL: c-c++-common/analyzer/coreutils-group_number.c -std=c++98 (test for excess errors)
  | Running g++:g++.dg/dg.exp ...
  | ... and 135 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 57 more

Used configuration :
 *CI config* tcwg_gnu_embed_check_gcc arm-eabi -mthumb -march=armv8.1-m.main+mve.fp+fp.dp -mtune=cortex-m55 -mfloat-abi=hard -mfpu=auto
 *configure and test flags:* --target arm-eabi --disable-multilib --with-mode=thumb --with-arch=armv8.1-m.main+mve.fp+fp.dp --with-float=hard --target_board=-mthumb/-march=armv8.1-m.main+mve.fp+fp.dp/-mtune=cortex-m55/-mfloat-abi=hard/-mfpu=auto qemu-cpu=cortex-m55

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_m55_hard_eabi-build/1037/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_m55_hard_eabi-build/1037/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_m55_hard_eabi-build/1037/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/1037/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/1036/artifact/artifacts