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:
  | 2563 commits in binutils,gcc,newlib,gdb,qemu
  | b053b7b5b40 gdb/dwarf: clarify meaning dwarf2_per_cu::{m_section,m_sect_off,m_length} in presence of DWO file
  | ad60ac4b53e gdb/dwarf: use dwarf2_per_cu::ref_addr_size in one spot
  | c20beece085 gdb/dwarf: store addr/offset/ref_addr sizes in dwarf2_per_cu
  | e7da2df5ee9 gdb/dwarf: when in dwarf2_cu, read addr_size from dwarf2_cu::header
  | fec8629fa38 gdb/testsuite/dwarf: emit type unit sections as COMDAT
  | ... and 382 more commits in binutils
  | 4d1bfc66f84d c++: Fix ODR regressions caused by P2115R0 changes [PR122905]
  | b2d0abfcd5a3 RISC-V: vsetvl: Add null check for fault-first loop [PR122652].
  | 6e64cd9b7620 gfortran.texi: Remove spurious @menu entry
  | fe5c59ea9973 libgomp, amdgcn: document HSA_XNACK
  | 1927a43b1e82 testsuite: fortran: Fix gfortran.dg/alloc_comp_deep_copy_5.f90 etc. with non-gas/gld [PR122596]
  | ... and 1062 more commits in gcc
  | f49f54b00d libgloss/riscv: Fix struct utimbuf warning in sys_utime.c stub
  | b1d2580406 libgloss/riscv: Fix old style function declaration warnings
  | 008f8bfba1 Cygwin: flock.cc: rename i_all to __i_all, improve inode_t comments
  | 8f551af4fc Cygwin: flock: allocate i_all_lf as static array
  | 74a849cacf libgloss, aarch64: Fix off-by-one in exception handler
  | ... and 25 more commits in newlib
  | 887bcaf98ea Merge eval_op_objc_msgcall into objc_msgcall_operation::evaluate
  | 997668ca389 Rename some locals in objc_msgcall_operation::evaluate
  | 4dfb6da780b Use a vector in objc_msgcall_operation::evaluate
  | 9603180dd2b Fix crash from eval_op_objc_msgcall
  | 40cfadce94b Add support for new Ada task state
  | ... and 387 more commits in gdb
  | 9ef49528b5 Merge tag 'hw-misc-20251125' of https://github.com/philmd/qemu into staging
  | 57756aa01f hw/aspeed/{xdma, rtc, sdhci}: Fix endianness to DEVICE_LITTLE_ENDIAN
  | 98ee8aa92e hw/core/machine: Provide a description for aux-ram-share property
  | 78d66a25c5 replay: Improve assert in replay_char_read_all_load()
  | 77f4f14e08 hw/virtio: Use error_setg_file_open() for a better error message
  | ... and 682 more commits in qemu

Produces 21 regressions 30 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++17  (test for warnings, line 25)
  | FAIL: g++.dg/DRs/dr2581-1.C -std=c++23  (test for warnings, line 25)
  | FAIL: g++.dg/DRs/dr2581-1.C -std=c++26  (test for warnings, line 25)
  | ... and 32 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/540/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/540/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/540/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m0_soft_eabi-build/540/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m0_soft_eabi-build/535/artifact/artifacts