Dear contributor,

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

In  armv8l-unknown-linux-gnueabihf native, after:
  | commit gcc-17-1420-g87039d23cb9
  | Author: Richard Biener <[email protected]>
  | Date:   Mon Jun 8 09:41:25 2026 +0200
  | 
  |     tree-optimization/125646 - fixup vector types for const mult pattern
  |     
  |     When we pattern recognize integer multiplication with a constant
  |     and need a conversion to unsigned we fail to set the appropriate
  |     unsigned vector type on the pattern stmt so it gets the vector
  | ... 9 lines of the commit log omitted.

Produces 8 regressions:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/vect/vect.exp ...
  | FAIL: gcc.dg/vect/vect-mult-const-pattern-1.c (internal compiler error: 
verify_gimple failed)
  | FAIL: gcc.dg/vect/vect-mult-const-pattern-1.c (test for excess errors)
  | FAIL: gcc.dg/vect/vect-mult-const-pattern-1.c -flto -ffat-lto-objects  12 
blank line(s) in output
  | FAIL: gcc.dg/vect/vect-mult-const-pattern-1.c -flto -ffat-lto-objects 
(internal compiler error: verify_gimple failed)
  | ... and 4 more

Used configuration :
 *CI config* tcwg_gcc_check armv8l-unknown-linux-gnueabihf
 *configure and test flags:* none, autodetected on 
armv8l-unknown-linux-gnueabihf--disable-multilib --with-float=hard 
--with-mode=thumb --with-tune=cortex-a9 --with-arch=armv7-a 
--with-fpu=neon-fp-armv8

We track this bug report under https://linaro.atlassian.net/browse/GNU-1923. 
(Require Linaro login) 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
 * 
http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10317/archive/artifacts/00-sumfiles/
The full lists of regressions and improvements as well as configure and make 
commands are in
 * 
http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10317/archive/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * 
http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10317/archive/artifacts/sumfiles/xfails.xfail

Current build   : 
http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10317/archive/artifacts/
Reference build : 
http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10316/archive/artifacts/

Instruction to reproduce the build : 
https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/87039d23cb9ab43f74da905226e1fac9b4de10bc/tcwg_gcc_check/master-arm/reproduction_instructions.txt

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

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