From: "Mcnamara, John" <john.mcnamara@intel.com>
To: Marc <marcdevel@gmail.com>, "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] x86_64-native-linuxapp-clang compilation broken?
Date: Mon, 15 Feb 2016 09:44:42 +0000 [thread overview]
Message-ID: <B27915DBBA3421428155699D51E4CFE20245474E@IRSMSX103.ger.corp.intel.com> (raw)
In-Reply-To: <CAExC=0ToFXw7p33QcUGOpezo=K=B=foHxsd2CuXxLBWXASxMGA@mail.gmail.com>
> -----Original Message-----
> From: Mcnamara, John
> Sent: Monday, February 15, 2016 9:39 AM
> To: 'Marc' <marcdevel@gmail.com>; dev@dpdk.org
> Subject: RE: [dpdk-dev] x86_64-native-linuxapp-clang compilation broken?
>
>
>
> > -----Original Message-----
> > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Marc
> > Sent: Sunday, February 14, 2016 10:21 PM
> > To: dev@dpdk.org
> > Subject: [dpdk-dev] x86_64-native-linuxapp-clang compilation broken?
> >
> > It seems compilation for clang Linux target is broken:
> >
> > In file included from
> > /home/marc/dpdk/lib/librte_eal/linuxapp/eal/eal_pci.c:42:
> > /home/marc/dpdk/x86_64-native-linuxapp-clang/include/rte_memcpy.h:870:2:
> > error: implicit declaration of function '_mm_alignr_epi8' is invalid in
> > C99
> > [-Werror,-Wimplicit-function-declaration]
> > MOVEUNALIGNED_LEFT47(dst, src, n, srcofs);
> > ^
> > ...
> >
> > marc@dpdk:~/dpdk$ clang --version
> > Debian clang version 3.5.0-10 (tags/RELEASE_350/final) (based on LLVM
> > 3.5.0)
> > Target: x86_64-pc-linux-gnu
> > Thread model: posix
>
> Hi,
>
> It compiles ok for me with the latest HEAD and clang 3.70:
>
> $ make install -j T=x86_64-native-linuxapp-clang CC=/usr/bin/clang
> ...
> Build complete [x86_64-native-linuxapp-clang]
> ...
>
>
> $ clang --version
> clang version 3.7.0 (tags/RELEASE_370/final)
> Target: x86_64-redhat-linux-gnu
> Thread model: posix
>
> I do have to avoid using the ccached clang since it gives a (different)
> error about macro expansions. However, that isn't the issue you are
> seeing.
>
P.S.
I see that similar, but not quite the same errors, if I use the -gcc target with clang:
$ make install -j T=x86_64-native-linuxapp-gcc CC=/usr/bin/clang
John
next prev parent reply other threads:[~2016-02-15 9:44 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-14 22:21 Marc
2016-02-15 9:39 ` Mcnamara, John
2016-02-15 10:14 ` Van Haaren, Harry
2016-02-16 6:08 ` Matthew Hall
2016-02-15 9:44 ` Mcnamara, John [this message]
2016-02-16 11:49 ` Mcnamara, John
2016-02-16 12:15 ` Marc
2016-02-16 12:57 ` De Lara Guarch, Pablo
2016-02-16 18:47 ` Matthew Hall
2016-02-16 23:19 ` Marc
2016-02-17 11:07 ` De Lara Guarch, Pablo
2016-02-17 20:23 ` Matthew Hall
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