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Re: [PATCH] configure: Fix for running with --enable-werror on macOS
From: |
Philippe Mathieu-Daudé |
Subject: |
Re: [PATCH] configure: Fix for running with --enable-werror on macOS |
Date: |
Thu, 16 Jul 2020 09:33:07 +0200 |
On Thu, Jul 16, 2020 at 9:32 AM Philippe Mathieu-Daudé <f4bug@amsat.org> wrote:
>
> On 7/16/20 7:56 AM, Thomas Huth wrote:
> > The configure script currently refuses to succeed when run on macOS
> > with --enable-werror:
> >
> > ERROR: configure test passed without -Werror but failed with -Werror.
> >
> > The information in config.log indicates:
> >
> > config-temp/qemu-conf.c:3:55: error: control reaches end of non-void
> > function [-Werror,-Wreturn-type]
> > static void *f(void *p) { pthread_setname_np("QEMU"); }
> > ^
> > And indeed, the return statement is missing here.
>
> I have a similar commit dated "2019-07-13 17:13:51" that fixes that too,
> because I had problem with a CI (cirrus?). I remember there was a
> discussion about it, as I can't find on the list, I suppose it was
> discussed on IRC.
> I don't remember the outcome, it was negative or the patch was
> incomplete. I'm happy if it get fixed, so:
> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Oops the other one:
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
>
> >
> > Fixes: 479a57475e ("util: Implement debug-threads for macOS")
> > Signed-off-by: Thomas Huth <thuth@redhat.com>
> > ---
> > Note: There is another issue with --enable-werror on macOS, with the
> > atomic64, which I haven't quite figured out yet, so compiling
> > with --enable-werror is still not working there.
> >
> > configure | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/configure b/configure
> > index b751c853f5..e93836aaae 100755
> > --- a/configure
> > +++ b/configure
> > @@ -4198,7 +4198,7 @@ pthread_setname_np_wo_tid=no
> > cat > $TMPC << EOF
> > #include <pthread.h>
> >
> > -static void *f(void *p) { pthread_setname_np("QEMU"); }
> > +static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
> > int main(void)
> > {
> > pthread_t thread;
> >
>
>