Dear contributor, our automatic CI has detected problems related to your 
patch(es).  Please find some details below.  If you have any questions, please 
follow up on linaro-toolchain@lists.linaro.org mailing list, Libera's 
#linaro-tcwg channel, or ping your favourite Linaro toolchain developer on the 
usual project channel.

We understand that it might be difficult to find the necessary logs or 
reproduce the issue locally. If you can't get what you need from our CI within 
minutes, let us know and we will be happy to help.

We track this report status in https://linaro.atlassian.net/browse/GNU-1329 , 
please let us know if you are looking at the problem and/or when you have a fix.

In  arm-eabi cortex-m33 hard after:

  | commit binutils-2_41-release-4187-g31ed3a9d691
  | Author: Christophe Lyon <christophe.l...@linaro.org>
  | Date:   Wed Jun 19 12:35:30 2024 +0000
  | 
  |     arm: Do not insert stubs needing Arm code on Thumb-only cores.
  |     
  |     We recently fixed a bug in libgcc
  |     (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115360)
  |     where a symbol was missing a %function .type decoration.
  |     
  |     This meant the linker would silently pick the wrong type of 'farcall
  | ... 48 lines of the commit log omitted.

FAIL: 72074 regressions: 94 improvements

regressions.sum:
                === g++ tests ===

Running g++:g++.dg/analyzer/analyzer.exp ...
FAIL: c-c++-common/analyzer/pr98580-a.c -std=c++17 (test for excess errors)
FAIL: c-c++-common/analyzer/pr98580-a.c -std=c++26 (test for excess errors)
FAIL: c-c++-common/analyzer/pr98580-a.c -std=c++98 (test for excess errors)

Running g++:g++.dg/compat/compat.exp ...
FAIL: g++.dg/compat/abi/bitfield1 cp_compat_x_tst.o-cp_compat_y_tst.o link
FAIL: g++.dg/compat/abi/bitfield2 cp_compat_x_tst.o-cp_compat_y_tst.o link
... and 72156 more entries

improvements.sum:
                === g++ tests ===

Running g++:g++.dg/dg.exp ...
FAIL: g++.dg/ext/arm-fp16/arm-fp16-ops-3.C -std=c++98 execution test
FAIL: g++.dg/ext/arm-fp16/arm-fp16-ops-3.C -std=c++17 execution test
FAIL: g++.dg/ext/arm-fp16/arm-fp16-ops-3.C -std=c++26 execution test
FAIL: g++.dg/ext/arm-fp16/arm-fp16-ops-4.C -std=gnu++98 execution test
FAIL: g++.dg/ext/arm-fp16/arm-fp16-ops-4.C -std=gnu++26 execution test
FAIL: g++.dg/ext/arm-fp16/arm-fp16-ops-4.C -std=gnu++17 execution test
                === gcc tests ===
... and 104 more entries

You can find the failure logs in *.log.1.xz files in
 - 
https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m33_hard_eabi-build/166/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_m33_hard_eabi-build/166/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_m33_hard_eabi-build/166/artifact/artifacts/sumfiles/xfails.xfail

The configuration of this build is:
CI config tcwg_gnu_embed_check_gcc arm-eabi -mthumb -march=armv8-m.main+dsp+fp 
-mtune=cortex-m33 -mfloat-abi=hard -mfpu=auto

-----------------8<--------------------------8<--------------------------8<--------------------------
The information below can be used to reproduce a debug environment:

Current build   : 
https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m33_hard_eabi-build/166/artifact/artifacts
Reference build : 
https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m33_hard_eabi-build/165/artifact/artifacts

Reproduce last good and first bad builds: 
https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/binutils/sha1/31ed3a9d691493486f6e32357d89a55229dbdc0a/tcwg_gnu_embed_check_gcc/master-thumb_m33_hard_eabi/reproduction_instructions.txt

Full commit : 
https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff;h=31ed3a9d691493486f6e32357d89a55229dbdc0a

List of configurations that regressed due to this commit :
* tcwg_gnu_embed_check_gcc
** master-thumb_m33_hard_eabi
*** FAIL: 72074 regressions: 94 improvements
*** 
https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/binutils/sha1/31ed3a9d691493486f6e32357d89a55229dbdc0a/tcwg_gnu_embed_check_gcc/master-thumb_m33_hard_eabi/details.txt
*** 
https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m33_hard_eabi-build/166/artifact/artifacts
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