[Buildroot] [autobuild.buildroot.net] Your build results for 2018-12-02

Thomas Petazzoni thomas.petazzoni at bootlin.com
Mon Dec 3 12:45:17 UTC 2018

Hello Philipp,

Thanks for taking a look at your autobuilder failures! Please try to
Cc: the Buildroot mailing list on such discussions.

On Mon, 3 Dec 2018 12:26:33 +0100, Philipp Richter wrote:
> In file included from peer_connection.cpp:56:0:
> ../include/libtorrent/peer_connection.hpp:550:8: error: generic thunk
> code fails for method ‘virtual void
> libtorrent::peer_connection::_ZThn96_NK10libtorrent15peer_connection8peer_logENS_14peer_log_alert11direction_tEPKcS4_z(libtorrent::peer_log_alert::direction_t,
> const char*, const char*, ...) const’ which uses ‘...’
>    void peer_log(peer_log_alert::direction_t direction
>         ^
> So there's an issue with the variadic function maybe because it's
> overriding a virtual variadic function ?
> According to this https://bugzilla.redhat.com/show_bug.cgi?id=1511021
> adding "[[gnu::optimize("O0")]]" to the function might be a
> workaround.
> Or maybe a newer gcc though for openrisc it seems to be stuck with gcc 5.
> I'll check it out and report back.

Note that it also happened on Xtensa:
which uses gcc 7.x.

Best regards,

Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering

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