From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>,
qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] compile failure on macos: "only weak aliases are supported on darwin"
Date: Fri, 02 Nov 2012 11:39:13 +0100 [thread overview]
Message-ID: <5093A2D1.1050204@redhat.com> (raw)
In-Reply-To: <CAFEAcA9Psi-YUZfZU=_3SaXpi7Aw6YGQqJi5M8SJgzcVM8E8DA@mail.gmail.com>
Il 02/11/2012 10:54, Peter Maydell ha scritto:
> Building on MacOS with clang has broken:
>
> qmp.c:474:1: error: only weak aliases are supported on darwin
> QEMU_WEAK_ALIAS(arch_query_cpu_definitions, default_arch_query_cpu_definitions);
> ^
> ./compiler.h:54:54: note: expanded from macro 'QEMU_WEAK_ALIAS'
> typeof(oldname) newname __attribute__((weak, alias (#oldname)))
> ^
> 1 error generated.
>
>
> Looks like commit 67d223be is the culprit (and QEMU_WEAK_ALIAS
> isn't actually generated weak aliases?)
It's a bad error message. It should be "only weakref aliases are
supported on Darwin", apparently.
It can be fixed, I'm testing a patch but it will have to wait for after
KVM Forum.
BTW, since I read disagreeing reports on this, can you check if Darwin
has sem_timedwait?
Paolo
next prev parent reply other threads:[~2012-11-02 10:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-02 9:54 [Qemu-devel] compile failure on macos: "only weak aliases are supported on darwin" Peter Maydell
2012-11-02 10:39 ` Paolo Bonzini [this message]
2012-11-02 10:41 ` Peter Maydell
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