[Linaro-TCWG-CI] gcc-17-2853-gb90df55625eb: 6 regressions on aarch64

ci_notify--- via Gcc-regression <[email protected]> Sat, 1 Aug 2026 07:57:51 +0000 (UTC)
Newsgroups gmane.comp.gcc.regression
Message-ID <356621298.95238.1785571071858@72d3563a6d18>
Dear contributor,

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

In  aarch64 native, after:
  | commit gcc-17-2853-gb90df55625eb
  | Author: Tomasz Kami=C5=84ski <[email protected]>
  | Date:   Fri Jul 31 16:52:09 2026 +0200
  |=20
  |     libstdc++: Reject user-defined specializations for coroutine_handle=
.
  |    =20
  |     The P0912R5, "Merge Coroutines TS into C++20 working draft" that
  |     introduced them already included made specializing coroutine_handle
  |     ill-formed, no diagnostic required.
  | ... 9 lines of the commit log omitted.

Produces 6 regressions:
  |=20
  | regressions.sum:
  | Running g++:g++.dg/dg.exp ...
  | FAIL: g++.dg/coroutines/pr105475-3.C -std=3Dc++20 (test for excess erro=
rs)
  | FAIL: g++.dg/coroutines/pr105475-3.C -std=3Dc++23 (test for excess erro=
rs)
  | FAIL: g++.dg/coroutines/pr105475-3.C -std=3Dc++29 (test for excess erro=
rs)
  | FAIL: g++.dg/coroutines/pr105475-broken-spec.C -std=3Dc++20 (test for e=
xcess errors)
  | ... and 2 more

Used configuration :
 *CI config* tcwg_gcc_check aarch64-linux-gnu
 *configure and test flags:* none, autodetected on aarch64-unknown-linux-gn=
u--disable-multilib --enable-fix-cortex-a53-835769 --enable-fix-cortex-a53-=
843419 --with-arch=3Darmv8-a

We track this bug report under https://linaro.atlassian.net/browse/GNU-1985=
. (Require Linaro login) Please let us know if you have a fix.

If you have any questions regarding this report, please ask on linaro-toolc=
[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-aarch64-build/buil=
ds/10447/archive/artifacts/00-sumfiles/
The full lists of regressions and improvements as well as configure and mak=
e commands are in
 * http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aarch64-build/buil=
ds/10447/archive/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aarch64-build/buil=
ds/10447/archive/artifacts/sumfiles/xfails.xfail

Current build   : http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aar=
ch64-build/builds/10447/archive/artifacts/
Reference build : http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aar=
ch64-build/builds/10444/archive/artifacts/

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/i=
nteresting-commits/-/raw/master/gcc/sha1/b90df55625eb40b05e0628097765d0a2cb=
368ced/tcwg_gcc_check/master-aarch64/reproduction_instructions.txt

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