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Re: gcc7 problem: mpd doesn't start

On Mon, Feb 11, 2019 at 01:30:38PM +0100, Thomas Klausner wrote:
> Hi!
> Since upgrading to a snapshot (8.99.34/amd64) with gcc7,
> audio/musicpd's mpd binary (built on 8.99.30 with gcc6) does not start
> any longer. It fails with:
> mpd: Undefined PLT symbol "_ZSt17rethrow_exceptionNSt15__exception_ptr13exception_ptrE" (symnum = 107)
>  Thomas

Probably related:

dnl Determine whether std::exception_ptr symbols should be exported with
dnl the symbol versions from GCC 4.6.0 or GCC 7.1.0, depending on which
dnl release first added support for std::exception_ptr. Originally it
dnl only supported for targets with always-lock-free atomics for int,
dnl since GCC 7.1 it is supported for all targets.

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