On Tue, Jul 14, 2026 at 10:36 PM <[email protected]> wrote: > Dear contributor, > > Our automatic CI has detected problems related to your patch(es). Please > find some details below. > > In aarch64 native, after: > | commit gcc-17-2060-gf7cde200320e > | Author: Tomasz Kamiński <[email protected]> > | Date: Tue Jun 30 09:46:07 2026 +0200 > | > | libstdc++: Cascade wall-time saves in lazy expansion seeding > [PR124853] > | > | When _M_get_sys_info seeds a Zone line by looking up the active > rule > | just before info.begin, the previous code interpreted each rule in > | isolation against ri.offset() (the line's standard offset alone), > | ... 71 lines of the commit log omitted. > > Produces 6 regressions: > | > | regressions.sum: > | Running libstdc++:libstdc++-prettyprinters/prettyprinters.exp ... > | FAIL: libstdc++-prettyprinters/debug.cc -flto print redirected > | FAIL: libstdc++-prettyprinters/debug.cc print redirected > | FAIL: libstdc++-prettyprinters/simple.cc -flto print redirected > | FAIL: libstdc++-prettyprinters/simple.cc print redirected > | ... and 2 more > > Used configuration : > *CI config* tcwg_gcc_check aarch64-linux-gnu > *configure and test flags:* none, autodetected on > aarch64-unknown-linux-gnu--disable-multilib --enable-fix-cortex-a53-835769 > --enable-fix-cortex-a53-843419 --with-arch=armv8-a > > We track this bug report under > https://linaro.atlassian.net/browse/GNU-1968. (Require Linaro login) > Please let us know if you have a fix. > The attribution does not seem correct, as the above patch modifies tzdb.cc source file and does not touch the container.
> > 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-aarch64-build/builds/10393/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-aarch64-build/builds/10393/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/builds/10393/archive/artifacts/sumfiles/xfails.xfail > > Current build : > http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aarch64-build/builds/10393/archive/artifacts/ > Reference build : > http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-aarch64-build/builds/10392/archive/artifacts/ > > Instruction to reproduce the build : > https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/f7cde200320e0800e4fcc5cea399e9faef50f8d4/tcwg_gcc_check/master-aarch64/reproduction_instructions.txt > > Full commit : See in git+ssh://[email protected]/git/gcc.git >
