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:
  | 1559 commits in binutils,gcc,newlib,gdb,qemu
  | 15a7adca5d9 ld: Fix a H8/300 specific test case
  | c52cb068418 Automatic date update in version.in
  | b91966e2df7 libsframe: rename encoder to ectx for readability
  | 28fc75a7c5b [gdb/testsuite] Fix main in gdb.trace/mi-trace-frame-collected.exp
  | b263aca0a5f libsframe: fix checks in flip_fde
  | ... and 166 more commits in binutils
  | 52fc9f01da2 libstdc++: Implement final wording of C++26 P3778R0 - type_order
  | d538348556b libcpp: Improve locations for macros defined prior to PCH include [PR105608]
  | f8881d56b65 Daily bump.
  | 75323f883d8 apx-ndd-tls-1b.c: Change to xfail for ! ia32
  | 8c1fc5af374 indirect-thunk-(|extern|inline)-(5|6).c: Drop x32 scan
  | ... and 748 more commits in gcc
  | a373d2c9c4 Cygwin: aarch64: Fix html encoding damage to pseudo-reloc.cc
  | 55a3b58892 Cygwin: testsuite: fixes for compatibility with GCC 15
  | ffa34d591a Cygwin: aarch64: Add runtime pseudo relocation
  | 1e463a9d70 newlib/libc/include/sys/features.h: Update RTEMS section
  | a90f9dfb99 newlib/libc/include/setjmp.h: Add returns_twice attribute to setjmp()
  | ... and 11 more commits in newlib
  | 15a7adca5d9 ld: Fix a H8/300 specific test case
  | c52cb068418 Automatic date update in version.in
  | b91966e2df7 libsframe: rename encoder to ectx for readability
  | 28fc75a7c5b [gdb/testsuite] Fix main in gdb.trace/mi-trace-frame-collected.exp
  | b263aca0a5f libsframe: fix checks in flip_fde
  | ... and 166 more commits in gdb
  | 917ac07f9ae Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging
  | deed5c8e938 Merge tag 'hw-misc-20251104' of https://github.com/philmd/qemu into staging
  | f66930da449 Merge tag 'i82596-fixes-pull-request' of https://github.com/hdeller/qemu-hppa into staging
  | 139fbddfd92 qapi/migration: Rewrap to 70 columns
  | 1eb18789f88 hw/audio: Remove dead code from ac97_realize
  | ... and 443 more commits in qemu

Produces 5 regressions 5 fixes:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/dg.exp ...
  | FAIL: gcc.dg/fold-round-1.c scan-assembler-not link_error
  | Running gcc:gcc.dg/lto/lto.exp ...
  | UNRESOLVED: gcc.dg/lto/pr122515 c_lto_pr122515_0.o-c_lto_pr122515.a execute  -flto=auto -ffat-lto-objects
  | UNRESOLVED: gcc.dg/lto/pr122515 c_lto_pr122515_0.o-c_lto_pr122515.a link  -flto=auto -ffat-lto-objects
  | ... and 3 more
  | 
  | fixes.sum:
  | Running gcc:gcc.dg/dg.exp ...
  | FAIL: gcc.dg/pr82929-2.c scan-tree-dump-times store-merging "Merging successful" 1
  | FAIL: gcc.dg/store_merging_19.c scan-tree-dump-times store-merging "Merging successful" 3
  | FAIL: gcc.dg/store_merging_7.c scan-tree-dump-times store-merging "Merging successful" 1
  | Running libstdc++:libstdc++-dg/conformance.exp ...
  | ... and 2 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/1005/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/1005/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/1005/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/1005/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/1003/artifact/artifacts