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:
  | 1646 commits in binutils,gcc,newlib,gdb,qemu
  | f861f82cd9f z80, gas: follow historical assemblers and allow "op A,x" and "op x"
  | a04b91a6419 bfd: section merging for PE/COFF images
  | caccc182b5e bfd: replace _bfd_merge_sections() hook with simple boolean
  | 810b19952d5 bfd: generalize _bfd_elf_merge_sections()
  | 1e1701c4d81 bfd: simplify _bfd_{link,write,discard}_section_stabs() interface
  | ... and 261 more commits in binutils
  | a09c04dbcfd9 testsuite: Add test for ICE fixed by r16-4571
  | f27b8040ec8f libstdc++: Forward arguments for bind_front<f>,bind_back<f>,nttp<f> [PR122022]
  | 915d2ecffecf xtensa: Remove redundant use of 'n'-constraint for call insns
  | b029f6652d49 xtensa: Remove redundant use of 'i'-constraint
  | cafc877cc1ad PR modula2/122407: similar error messages are emitted for an unknown symbol
  | ... and 372 more commits in gcc
  | 29b8692a49 Fix ARM fegetexceptflag.c
  | 60c67169d6 Cygwin: symlink_native: allow linking to `.` again
  | d704d04a2a Cygwin: CI: run on windows-2022
  | 2abd244aac Cygwin: CI: bump actions/checkout from v3 to v5
  | 2f965a5c9e Cygwin: doc: Fix doubled .html typo in package server link
  | ... and 1 more commits in newlib
  | b1386f1bf2b ld: testsuite: xfail ld-elf/compress1a etc. on Solaris/sparcv9 [PR25802]
  | e3a3f8fd3e2 [gdb/testsuite] Remove gdb.base/gdbindex-stabs.exp
  | f861f82cd9f z80, gas: follow historical assemblers and allow "op A,x" and "op x"
  | a04b91a6419 bfd: section merging for PE/COFF images
  | caccc182b5e bfd: replace _bfd_merge_sections() hook with simple boolean
  | ... and 263 more commits in gdb
  | e8779f3d150 Merge tag 'pull-riscv-to-apply-20251024' of https://github.com/alistair23/qemu into staging
  | eccf20c02a5 target/riscv: Make PMP CSRs conform to WARL constraints
  | 8c9a22b8d62 target/riscv: Make PMP granularity configurable
  | a66d9c37984 target/riscv: Fix a uninitialized variable warning
  | 06e01941ffc target/riscv: fix riscv_cpu_sirq_pending() mask
  | ... and 724 more commits in qemu

Produces 31 regressions 11 fixes:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/cpp/cpp.exp ...
  | FAIL: gcc.dg/cpp/escape-3.i scan-assembler  "/some\\\\\\\\directory"
  | Running gcc:gcc.dg/dg.exp ...
  | FAIL: gcc.dg/fold-round-1.c scan-assembler-not link_error
  | FAIL: gcc.dg/fold-vecperm-1.c scan-tree-dump-times optimized "VEC_PERM_EXPR" 1
  | ... and 29 more
  | 
  | fixes.sum:
  | Running g++:g++.dg/dg.exp ...
  | FAIL: g++.dg/ext/builtin-arith-overflow-2.C -std=gnu++26 execution test
  | FAIL: g++.dg/ext/builtin-arith-overflow-2.C -std=gnu++17 execution test
  | FAIL: g++.dg/ext/builtin-arith-overflow-2.C -std=gnu++98 execution test
  | Running g++:g++.dg/vect/vect.exp ...
  | ... and 10 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/997/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/997/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/997/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/997/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/993/artifact/artifacts