Dear contributor,

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

In  arm-eabi thumb v8-a hard, after:
  | commit gcc-16-4464-g6883d51304f
  | Author: Avinash Jayakar <avinashd@linux.ibm.com>
  | Date:   Fri Oct 17 12:38:59 2025 +0530
  | 
  |     vect: Add pattern recognition for vectorizing {FLOOR,CEIL,ROUND}_{MOD, DIV}_EXPR
  |     
  |     Added a new helper function "add_code_for_floorceilround_divmod" in
  |     tree-vect-patterns.cc for adding compensating code for each of the op
  |     {FLOOR,ROUND,CEIL}_{DIV,MOD}_EXPR. This function checks if target supports all
  | ... 78 lines of the commit log omitted.

Produces 6 regressions:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/vect/vect.exp ...
  | FAIL: gcc.dg/vect/pr104116-ceil-umod-2.c -flto -ffat-lto-objects  scan-tree-dump-times vect "optimized: loop vectorized" 1
  | FAIL: gcc.dg/vect/pr104116-ceil-umod-2.c scan-tree-dump-times vect "optimized: loop vectorized" 1
  | FAIL: gcc.dg/vect/pr104116-ceil-umod-pow2.c -flto -ffat-lto-objects  scan-tree-dump-times vect "optimized: loop vectorized" 1
  | FAIL: gcc.dg/vect/pr104116-ceil-umod-pow2.c scan-tree-dump-times vect "optimized: loop vectorized" 1
  | ... and 2 more

Used configuration :
 *CI config* tcwg_gnu_embed_check_gcc arm-eabi -mthumb -march=armv8-a+simd -mfpu=auto -mfloat-abi=hard
 *configure and test flags:* --target arm-eabi --disable-multilib --with-mode=thumb --with-arch=armv8-a+simd --with-fpu=crypto-neon-fp-armv8 --with-float=hard --target_board=-mthumb/-march=armv8-a+simd/-mfpu=auto/-mfloat-abi=hard qemu_cpu=any

We track this bug report under https://linaro.atlassian.net/browse/GNU-1707. 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-thumb_v8a_hard_eabi-build/984/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_v8a_hard_eabi-build/984/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_v8a_hard_eabi-build/984/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/984/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/983/artifact/artifacts

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/6883d51304f1aa852da3f2b4eb26bdf2e12bbcb9/tcwg_gnu_embed_check_gcc/master-thumb_v8a_hard_eabi/reproduction_instructions.txt

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