Van: Dimitry Andric <[email protected]>
Datum: 19 juli 2021 11:01
Aan: Ronald Klop <[email protected]>
CC: FreeBSD Ports <[email protected]>, Michal Meloun <[email protected]>
Onderwerp: Re: undefined symbol: __aarch64_ldadd8_acq_rel since llvm12
(mongodb44)
On 19 Jul 2021, at 09:29, Ronald Klop <[email protected]> wrote:
>
> Does anybody have a clue why I get this error since clang 12 on aarch64/arm64?
> Do other ports have the same issue?
>
> Regards,
> Ronald.
>
> Van: Ronald Klop <[email protected]>
> Datum: vrijdag, 16 juli 2021 09:43
> Aan: [email protected]
> Onderwerp: undefined symbol: __aarch64_ldadd8_acq_rel since llvm12 (mongodb44)
>> Hi,
>> I'm also maintaining databases/mongodb44 and this gives undefined symbols
since llvm12 (I think).
>> See:
http://www.ipv6proxy.net/go.php?u=http://ampere2.nyi.freebsd.org/data/main-arm64-default/pf44e1c1de734_s63ca9ea4f3/logs/errors/mongodb44-4.4.6.log
>> And look for:
>> ld.lld: error: undefined symbol: __aarch64_ldadd8_acq_rel
>> There are a bunch of similar symbols not found while linking.
>> This compiles fine using llvm11 or on amd64.
It turns out clang 12 now enables -moutline-atomics by default, but we
don't yet expose the necessary functions from compiler-rt. As a
temporary workaround, compile with -mno-outline-atomics. Meanwhile,
adding these functions to the compiler-rt lib is on my TODO list.
-Dimitry
Hi,
Thanks for your explanation. I came up with patches for my
ports.https://bugs.freebsd.org/bugzilla/buglist.cgi?quicksearch=Mongodb&list_id=432778
Regards,Ronald.
