[Linaro-TCWG-CI] gcc-17-437-gb78a07c177fe: Failure on aarch64

Dear contributor,

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

In simplebootstrap_build master-aarch64-bootstrap, after:
  | commit gcc-17-437-gb78a07c177fe
  | Author: Naveen <[email protected]>
  | Date:   Sun May 10 22:45:41 2026 -0700
  | 
  |     [PATCH] [Aarch64]: Use fmov for some low-lane FP SIMD constant vectors
  |     
  |     Extend AdvSIMD constant materialization to recognize vectors where only
  |     the low element is a representable floating-point constant and all other
  |     elements are zero.
  | ... 22 lines of the commit log omitted.

Produces Failure:
  | Results changed to
  | # reset_artifacts:
  | -10
  | # true:
  | 0
  | # build_abe bootstrap:
  | # FAILED
  | # First few build errors in logs:
  | # 00:40:16 /home/tcwg-buildslave/workspace/tcwg_gnu_0/abe/snapshots/gcc.git~master/gcc/config/aarch64/aarch64.cc:24683:10: error: ISO C++ forbids converting a string constant to ‘char*’ [-Werror=write-strings]
  | # 00:42:02 make[3]: *** [Makefile:2793: aarch64.o] Error 1
  | # 00:42:02 make[2]: *** [Makefile:5182: all-stage2-gcc] Error 2
  | # 00:42:02 make[1]: *** [Makefile:26490: stage2-bubble] Error 2
  | # 00:42:02 make: *** [Makefile:1140: all] Error 2
  | 
  | From
  | # reset_artifacts:
  | -10
  | # true:
  | 0
  | # build_abe bootstrap:
  | 1

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

We track this bug report under https://linaro.atlassian.net/browse/GNU-1894. Please let us know if you have a fix.

If you have any questions regarding this report, please ask on [email protected] 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_simplebootstrap_build--master-aarch64-bootstrap-build/builds/10042/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_simplebootstrap_build--master-aarch64-bootstrap-build/builds/10042/archive/artifacts/notify/

Current build   : http://54.172.246.49:9090/jobs/tcwg_simplebootstrap_build--master-aarch64-bootstrap-build/builds/10042/archive/artifacts/
Reference build : http://54.172.246.49:9090/jobs/tcwg_simplebootstrap_build--master-aarch64-bootstrap-build/builds/10041/archive/artifacts/

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/b78a07c177fe268c00787e2e0859c95b2f42a7b9/tcwg_simplebootstrap_build/master-aarch64-bootstrap/reproduction_instructions.txt

Full commit : See in git+ssh://[email protected]/git/gcc.git