From: u-uy74@aetey.se
To: musl@lists.openwall.com
Subject: Re: some odd library loading errors
Date: Tue, 17 Nov 2015 16:42:48 +0100 [thread overview]
Message-ID: <20151117154248.GJ26951@example.net> (raw)
In-Reply-To: <20151117152355.GF18372@port70.net>
On Tue, Nov 17, 2015 at 04:23:56PM +0100, Szabolcs Nagy wrote:
> > $ LD_LIBRARY_PATH=<path-to-gcc-5.2.0-libs> ./a
> > Error relocating <path-to-gcc-5.2.0-libs>/libatomic.so.1: __atomic_store_8: symbol not found
> > Error relocating <path-to-gcc-5.2.0-libs>/libatomic.so.1: __atomic_exchange_8: symbol not found
> > Error relocating <path-to-gcc-5.2.0-libs>/libatomic.so.1: __atomic_load_8: symbol not found
> > Error relocating <path-to-gcc-5.2.0-libs>/libatomic.so.1: __atomic_compare_exchange_8: symbol not found
> >
>
> this is a known issue, they use the gnu ifunc extension of
> elf to dispatch between different implementations based on
> the machine at library loadtime.
Oh. Now I see. Indeed you mentioned this earlier.
Bad style gcc.
> build gcc with --disable-gnu-indirect-function
> (then i guess libatomic will always use the
> portable implementation.)
Sigh. Thanks Szabolcs!
Rune
prev parent reply other threads:[~2015-11-17 15:42 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-17 12:14 u-uy74
2015-11-17 15:23 ` Szabolcs Nagy
2015-11-17 15:27 ` Rich Felker
2015-11-17 15:45 ` Szabolcs Nagy
2015-11-17 15:55 ` Rich Felker
2015-11-17 16:34 ` Szabolcs Nagy
2015-11-17 17:13 ` Rich Felker
2015-11-17 15:42 ` u-uy74 [this message]
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