Dear contributor,

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

In  arm-eabi cortex-m3 softfp, after:
  | 302 commits in gcc
  | 74a8b2da1fd1 RISC-V: Add test for vec_duplicate + vmsne.vv combine case 1 with GR2VR cost 0, 1 and 15
  | 83e96a566890 RISC-V: Add test for vec_duplicate + vmsne.vv combine case 0 with GR2VR cost 0, 1 and 15
  | 1b71fbc17f31 Daily bump.
  | beba09b5c5a2 Allow single PHI initial values.
  | 337ebeccfdaa Turn PHI analyzer to a simple pre-pass
  | ... and 297 more commits in gcc

Produces 3 regressions 4 fixes:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/dg.exp ...
  | FAIL: gcc.dg/match-shift-cmp-4.c scan-tree-dump-times optimized "return 0;" 18
  | FAIL: gcc.dg/match-shift-cmp-4.c scan-tree-dump-times optimized "return 1;" 18
  | XPASS: gcc.dg/uninit-pred-7_a.c bogus warning (test for bogus messages, line 23)
  | 
  | fixes.sum:
  | Running libstdc++:libstdc++-dg/conformance.exp ...
  | FAIL: 29_atomics/atomic_ref/op_support.cc -std=gnu++26 (test for excess errors)
  | FAIL: 29_atomics/atomic_ref/op_support.cc -std=gnu++20 (test for excess errors)
  | FAIL: 29_atomics/atomic_ref/requirements.cc -std=gnu++26 (test for excess errors)
  | ... and 1 more

Used configuration :
 *CI config* tcwg_gnu_embed_check_gcc arm-eabi -mthumb -march=armv7-m -mtune=cortex-m3 -mfloat-abi=softfp -mfpu=auto
 *configure and test flags:* --target arm-eabi --disable-multilib --with-mode=thumb --with-cpu=cortex-m3 --with-float=softfp --target_board=-mthumb/-march=armv7-m/-mtune=cortex-m3/-mfloat-abi=softfp/-mfpu=auto qemu_cpu=cortex-m3

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_m3_softfp_eabi-build/568/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_m3_softfp_eabi-build/568/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_m3_softfp_eabi-build/568/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_softfp_eabi-build/568/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_softfp_eabi-build/567/artifact/artifacts