Dear contributor,

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

In  master-arm_eabi, after:
  | commit gcc-16-5947-ga6c50ec2c6eb
  | Author: H.J. Lu <hjl.tools@gmail.com>
  | Date:   Fri Oct 24 09:00:59 2025 +0800
  | 
  |     Add -ffuse-ops-with-volatile-access
  |     
  |     Volatile memory can be used as source operand for any operations.  Add
  |     -ffuse-ops-with-volatile-access to fuse operations with volatile memory
  |     reference and update simplify_binary_operation_1 to keep PLUS for 2
  | ... 227 lines of the commit log omitted.

Produces 6 regressions:
  | 
  | regressions.sum:
  | Running gcc:gcc.target/arm/arm.exp ...
  | FAIL: gcc.target/arm/bfloat16_scalar_1_2.c check-function-bodies stacktest1
  | FAIL: gcc.target/arm/bfloat16_scalar_2_2.c check-function-bodies stacktest1
  | FAIL: gcc.target/arm/bfloat16_scalar_3_2.c check-function-bodies stacktest1
  | FAIL: gcc.target/arm/bfloat16_simd_1_2.c check-function-bodies stacktest1
  | ... and 2 more

Used configuration :
 *CI config* tcwg_gnu_embed_check_gcc master-arm_eabi
 *configure and test flags:* --target arm-eabi 

We track this bug report under https://linaro.atlassian.net/browse/GNU-1798. Please let us know if you have a fix.

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-arm_eabi-build/1201/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-arm_eabi-build/1201/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-arm_eabi-build/1201/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-arm_eabi-build/1201/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-arm_eabi-build/1200/artifact/artifacts

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/a6c50ec2c6ebcbda2b032eee0552a6a486355e12/tcwg_gnu_embed_check_gcc/master-arm_eabi/reproduction_instructions.txt

Full commit : See in git+ssh://linaroci@gcc.gnu.org/git/gcc.git