Dear contributor,

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

In  arm-eabi cortex-m0 soft, after:
  | commit gcc-16-7029-g5bc07a572ee1
  | Author: Sandra Loosemore <[email protected]>
  | Date:   Sun Jan 25 20:27:47 2026 +0000
  | 
  |     doc: make regenerate-opt-urls
  |     
  |     gcc/ChangeLog
  |             * common.opt.urls: Regenerated.
  |             * config/alpha/alpha.opt.urls: Regenerated.
  | ... 29 lines of the commit log omitted.

Produces Failure:
  | Results changed to
  | # reset_artifacts:
  | -10
  | # true:
  | 0
  | # build_abe binutils:
  | 1
  | # build_abe stage1 -- --set gcc_override_configure=--disable-multilib --set 
gcc_override_configure=--with-mode=thumb --set 
gcc_override_configure=--with-cpu=cortex-m0 --set 
gcc_override_configure=--with-float=soft:
  | # FAILED
  | # build_abe newlib:
  | # build_abe stage2 -- --set gcc_override_configure=--disable-multilib --set 
gcc_override_configure=--with-mode=thumb --set 
gcc_override_configure=--with-cpu=cortex-m0 --set 
gcc_override_configure=--with-float=soft:
  | # build_abe gdb:
  | # build_abe qemu:
  | # First few build errors in logs:
  | # 00:06:09 cc1: internal compiler error: in fail_formatted, at 
selftest.cc:64
  | # 00:06:09 make[2]: *** 
[/home/tcwg-buildslave/workspace/tcwg_gnu_0/abe/snapshots/gcc.git~master/gcc/c/Make-lang.in:153:
 s-selftest-c] Error 1
  | # 00:06:09 make[1]: *** [Makefile:4735: all-gcc] Error 2
  | # 00:06:09 make: *** [Makefile:1066: all] Error 2
  | 
  | From
  | # reset_artifacts:
  | -10
  | # true:
  | 0
  | # build_abe binutils:
  | 1
  | # build_abe stage1 -- --set gcc_override_configure=--disable-multilib --set 
gcc_override_configure=--with-mode=thumb --set 
gcc_override_configure=--with-cpu=cortex-m0 --set 
gcc_override_configure=--with-float=soft:
  | 2
  | # build_abe newlib:
  | 4
  | # build_abe stage2 -- --set gcc_override_configure=--disable-multilib --set 
gcc_override_configure=--with-mode=thumb --set 
gcc_override_configure=--with-cpu=cortex-m0 --set 
gcc_override_configure=--with-float=soft:
  | 5
  | # build_abe gdb:
  | 6
  | # build_abe qemu:
  | 7

Used configuration :
 *CI config* tcwg_gnu_embed_build arm-eabi -mthumb -march=armv6s-m 
-mtune=cortex-m0 -mfloat-abi=soft -mfpu=auto
 *configure and test flags:* --target arm-eabi --disable-multilib 
--with-mode=thumb --with-cpu=cortex-m0 --with-float=soft 
--target_board=-mthumb/-march=armv6s-m/-mtune=cortex-m0/-mfloat-abi=soft/-mfpu=auto
 qemu_cpu=cortex-m0

We track this bug report under https://linaro.atlassian.net/browse/GNU-1825. 
Please let us know if you have a fix.

If you have any questions regarding this report, please ask on 
[email protected] 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
 * 
https://ci.linaro.org/job/tcwg_gnu_embed_build--master-thumb_m0_soft_eabi-build/230/artifact/artifacts/
The full lists of regressions and improvements as well as configure and make 
commands are in
 * 
https://ci.linaro.org/job/tcwg_gnu_embed_build--master-thumb_m0_soft_eabi-build/230/artifact/artifacts/notify/

Current build   : 
https://ci.linaro.org/job/tcwg_gnu_embed_build--master-thumb_m0_soft_eabi-build/230/artifact/artifacts
Reference build : 
https://ci.linaro.org/job/tcwg_gnu_embed_build--master-thumb_m0_soft_eabi-build/229/artifact/artifacts

Instruction to reproduce the build : 
https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/5bc07a572ee1357d22886e953d63f1b37f4c643d/tcwg_gnu_embed_build/master-thumb_m0_soft_eabi/reproduction_instructions.txt

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

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