Typo in this email :

We track this bug report under https://linaro.atlassian.net/browse/GNU-1897 . Please let us know if you have a fix.

On Fri, 8 May 2026 at 17:49, ci_notify@linaro.org wrote:

Dear contributor,

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

In bootstrap_build master-aarch64-bootstrap_debug, after: | commit gcc-17-383-g1a06a37611e | Author: Roger Sayle roger@nextmovesoftware.com | Date: Thu May 7 18:46:37 2026 +0100 | | PR middle-end/122871: Doubleword multiplication improvements | | This patch resolves PR middle-end/122871 by improving RTL expansion of | doubleword multiplications. The main change is to synth_mult adding | support for the case where the constant being multiplied has BITS_PER_WORD | ... 64 lines of the commit log omitted.

Produces Failure: | Results changed to | # reset_artifacts: | -10 | # true: | 0 | # build_abe bootstrap_debug: | # FAILED | # First few build errors in logs: | # 00:24:37 /home/tcwg-buildslave/workspace/tcwg_gnu_0/abe/snapshots/gcc.git~master/gcc/expmed.h:398:61: error: array subscript -1 is below array bounds of ‘int [64]’ [-Werror=array-bounds=] | # 00:24:50 make[3]: *** [Makefile:1217: expmed.o] Error 1 | # 00:24:50 make[2]: *** [Makefile:5182: all-stage2-gcc] Error 2 | # 00:24:50 make[1]: *** [Makefile:26490: stage2-bubble] Error 2 | # 00:24:50 make: *** [Makefile:1140: all] Error 2 | | From | # reset_artifacts: | -10 | # true: | 0 | # build_abe bootstrap_debug: | 1

Used configuration : *CI config* tcwg_bootstrap_build master-aarch64-bootstrap_debug *configure and test flags:* none, autodetected on aarch64-unknown-linux-gnu

We track this bug report under https://linaro.atlassian.net/browse/Please specify 'Project' and 'IssueType'.. 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

http://54.172.246.49:9090/jobs/tcwg_bootstrap_build--master-aarch64-bootstra... 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-aarch64-bootstra...

Current build : http://54.172.246.49:9090/jobs/tcwg_bootstrap_build--master-aarch64-bootstra... Reference build : http://54.172.246.49:9090/jobs/tcwg_bootstrap_build--master-aarch64-bootstra...

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sh...

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