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-16-5526-ged1911b9f1f
  | Author: Kugan Vivekanandarajah <[email protected]>
  | Date:   Sun Nov 23 15:27:10 2025 +1100
  | 
  |     [tree-optimization] Allow LICM to hoist loads in "self write" patterns
  |     
  |     This patch enables Loop Invariant Code Motion (LICM) to hoist loads that
  |     alias with stores when SSA def-use analysis proves the stored value 
comes
  |     from the loaded value.
  | ... 40 lines of the commit log omitted.

Produces 3 regressions:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/vect/vect.exp ...
  | XPASS: gcc.dg/vect/tsvc/vect-tsvc-s293.c -flto -ffat-lto-objects  
scan-tree-dump vect "vectorized 1 loops"
  | XPASS: gcc.dg/vect/tsvc/vect-tsvc-s293.c scan-tree-dump vect "vectorized 1 
loops"
  | Running gcc:gcc.target/aarch64/aarch64.exp ...
  | FAIL: gcc.target/aarch64/vect-ld1r-compile.c scan-assembler 
ld1r\\t{v[0-9]+.8b

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-1760. 
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 *.log.1.xz files in
 * 
https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4413/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/4413/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * 
https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4413/artifact/artifacts/sumfiles/xfails.xfail

Current build   : 
https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4413/artifact/artifacts
Reference build : 
https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4412/artifact/artifacts

Instruction to reproduce the build : 
https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/ed1911b9f1f1ab0c1b631f0b6427b798c7056200/tcwg_gcc_check/master-aarch64/reproduction_instructions.txt

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

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