Dear contributor,

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

In bootstrap_build master-arm-bootstrap_O3, after:
  | commit gcc-17-5193-g53bcce761283
  | Author: Richard Earnshaw <rearnsha@arm.com>
  | Date:   Mon Oct 5 15:08:35 2026 +0100
  | 
  |     arm: rework minipool code to use subpools [PR127227]
  |     
  |     The Arm minipool code was orginally architected on the premise that all
  |     entries would have a common alignment of 32-bits.  Over time some changes
  |     were made to permit making the pool 64-bit aligned if the architecture
  | ... 56 lines of the commit log omitted.

Produces Failure:
  | Results changed to
  | # reset_artifacts:
  | -10
  | # true:
  | 0
  | # build_abe bootstrap_O3:
  | # FAILED
  | # First few build errors in logs:
  | # 00:25:14 /home/tcwg-buildslave/workspace/tcwg_gnu_3/abe/snapshots/gcc.git~master/gcc/tree-ssa-strlen.cc:2401:1: internal compiler error: in create_fix_barrier, at config/arm/minipool.cc:1083
  | # 00:25:15 make[3]: *** [Makefile:1229: tree-ssa-strlen.o] Error 1
  | # 00:25:15 make[2]: *** [Makefile:5183: all-stage2-gcc] Error 2
  | # 00:25:15 make[1]: *** [Makefile:26491: stage2-bubble] Error 2
  | # 00:25:15 make: *** [Makefile:1139: all] Error 2
  | 
  | From
  | # reset_artifacts:
  | -10
  | # true:
  | 0
  | # build_abe bootstrap_O3:
  | 1

Used configuration :
 *CI config* tcwg_bootstrap_build master-arm-bootstrap_O3
 *configure and test flags:* none, autodetected on armv8l-unknown-linux-gnueabihf

We track this bug report under https://linaro.atlassian.net/browse/GNU-2070. (Require Linaro login) 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.

-----------------8<--------------------------8<--------------------------8<--------------------------

The information below contains the details of the failures, and the ways to reproduce a debug environment:

You can find the failure logs in
 * http://54.172.246.49:9090/jobs/tcwg_bootstrap_build--master-arm-bootstrap_O3-build/builds/10200/archive/artifacts/
The full lists of regressions and improvements as well as configure and make commands are in
 * http://54.172.246.49:9090/jobs/tcwg_bootstrap_build--master-arm-bootstrap_O3-build/builds/10200/archive/artifacts/notify/

Current build   : http://54.172.246.49:9090/jobs/tcwg_bootstrap_build--master-arm-bootstrap_O3-build/builds/10200/archive/artifacts/
Reference build : http://54.172.246.49:9090/jobs/tcwg_bootstrap_build--master-arm-bootstrap_O3-build/builds/10199/archive/artifacts/

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/53bcce761283ac36217eacfaebae1b98dae49b81/tcwg_bootstrap_build/master-arm-bootstrap_O3/reproduction_instructions.txt

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