On Tue, Jan 25, 2022 at 3:09 PM HAGIO KAZUHITO(萩尾 一仁) <[email protected]>
wrote:
> -----Original Message-----
> > > I followed up the latest upstream changes,
> > > the implementation has been improved and simply uses std::string
> as the variable
> > type('fold_storage').
> > > Furthermore, crash tools will also have minor changes. How
> about the following changes?
> >
> > hmm, personally I'd prefer to simply backport only the two small
> patches
> > 6a780b676637 and 2ccee230f830. The gdb commit 5f9febe0f6ef
> doesn't fix any
> > bug, the two patches are enough to fix the issue for now.
> >
> >
> >
> > Unfortunately it doesn't work, so I have to look into the details of why
> it failed. Maybe it could be related
> > to the build issues or gdb, or other defects? It's strange.
> >
> > BTW: Have you reproduced this issue with my flags?
>
> Yes, I have reproduced the issue with a hand-built crash with crash.spec
> and
> the flags.
>
Thanks for sharing the steps, Kazu. I tried your steps with my flags, and
found out the difference, that is a build issue in my environment. So far,
the issue is clear, it also works now with those patches.
I will repost it with your suggestions.
Thanks.
Lianbo
> 1. modify crash.spec and build
>
> cp %{SOURCE1} .
> -make RPMPKG="%{version}-%{release}" CFLAGS="%{optflags}"
> CXXFLAGS="%{optflags}" LDFLAGS="%{build_ldflags}"
> +make RPMPKG=8.0.0-5.el9 'CFLAGS=-O2 ...
>
> # rpmbuild -ba crash.spec
>
> 2. reproduce
>
> # BUILD/crash-8.0.0/crash
> ...
> crash> p /usr/include/c++/11/string_view:234:...
>
> 3. modify crash.spec and build with the patch
>
> +Patch7: gdb-assert.patch
>
> +%patch7 -p1
>
> # rpmbuild -ba crash.spec
>
> 4. cannot reproduce
>
> # BUILD/crash-8.0.0.fix/crash
> ...
> crash> p
> Display all 174031 possibilities? (y or n)
>
> Thanks,
> Kazu
>
>
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