[Linaro-TCWG-CI] gcc-16-7431-ge55de74d50d: 1 regression on aarch64

[ci_notify@linaro.org]

Dear contributor,

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

In gcc_check master-aarch64, after:
  | commit gcc-16-7431-ge55de74d50d
  | Author: Richard Biener <rguenther@suse.de>
  | Date:   Tue Feb 10 09:46:08 2026 +0100
  | 
  |     tree-optimization/107690 - avoid creating un-analyzable loop exits
  |     
  |     The following adds a heuristic to ifcombine that avoids turning
  |     analyzable loop exits into unanalyzable ones.  This allows vectorizing
  |     the testcase in the PR again.  I've refrained from actually
  | ... 9 lines of the commit log omitted.

Produces 1 regression:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/guality/guality.exp ...
  | FAIL: gcc.dg/guality/pr54693-2.c -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions  -DPREVENT_OPTIMIZATION  line 21 x == 10 - i

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

We track this bug report under https://linaro.atlassian.net/browse/GNU-1835. 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 *.log.1.xz files in
 * https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4718/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_gcc_check--master-aarch64-build/4718/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4718/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4718/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4717/artifact/artifacts

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/e55de74d50d236db0472431fe242f3244e41b884/tcwg_gcc_check/master-aarch64/reproduction_instructions.txt

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