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From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: "Stefano Stabellini" <sstabellini@kernel.org>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Paul Durrant" <paul@xen.org>,
	"Richard Henderson" <richard.henderson@linaro.org>,
	"QEMU Developers" <qemu-devel@nongnu.org>,
	"Laurent Vivier" <laurent@vivier.eu>,
	qemu-arm <qemu-arm@nongnu.org>,
	"Gerd Hoffmann" <kraxel@redhat.com>,
	"Stefan Hajnoczi" <stefanha@redhat.com>,
	"open list:X86" <xen-devel@lists.xenproject.org>,
	"Anthony Perard" <anthony.perard@citrix.com>,
	"Marc-André Lureau" <marcandre.lureau@redhat.com>,
	"Dr. David Alan Gilbert" <dgilbert@redhat.com>
Subject: Re: [PATCH v3 08/13] audio: remove GNUC & MSVC check
Date: Thu, 10 Dec 2020 15:34:51 +0100	[thread overview]
Message-ID: <ac25b79a-c22a-04ab-f125-873710ef9f6d@redhat.com> (raw)
In-Reply-To: <CAFEAcA_xbEm+DmP5hixtkzWJK1fi8X7wZh+eGKmDneZv_=-xbA@mail.gmail.com>

On 12/10/20 3:27 PM, Peter Maydell wrote:
> On Thu, 10 Dec 2020 at 14:26, Philippe Mathieu-Daudé <philmd@redhat.com> wrote:
>>
>> On 12/10/20 2:47 PM, marcandre.lureau@redhat.com wrote:
>>> From: Marc-André Lureau <marcandre.lureau@redhat.com>
>>>
>>> QEMU requires either GCC or Clang, which both advertize __GNUC__.
>>> Drop MSVC fallback path.
>>>
>>> Note: I intentionally left further cleanups for a later work.
>>>
>>> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
>>> ---
>>>  audio/audio.c | 8 +-------
>>>  1 file changed, 1 insertion(+), 7 deletions(-)
>>>
>>> diff --git a/audio/audio.c b/audio/audio.c
>>> index 46578e4a58..d7a00294de 100644
>>> --- a/audio/audio.c
>>> +++ b/audio/audio.c
>>> @@ -122,13 +122,7 @@ int audio_bug (const char *funcname, int cond)
>>>
>>>  #if defined AUDIO_BREAKPOINT_ON_BUG
>>>  #  if defined HOST_I386
>>> -#    if defined __GNUC__
>>> -        __asm__ ("int3");
>>> -#    elif defined _MSC_VER
>>> -        _asm _emit 0xcc;
>>> -#    else
>>> -        abort ();
>>> -#    endif
>>> +      __asm__ ("int3");
>>
>> This was 15 years ago... Why not simply use abort() today?
> 
> That's what I suggested when I looked at this patch in
> the previous version of the patchset, yes...

Ah, I went back to read v2 thread. Actually I even prefer
Gerd's suggestion to remove this dead code.

Regards,

Phil.



  reply	other threads:[~2020-12-10 14:38 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-10 13:47 [PATCH v3 00/13] Remove GCC < 4.8 checks marcandre.lureau
2020-12-10 13:47 ` [PATCH v3 01/13] qemu/atomic: Drop special case for unsupported compiler marcandre.lureau
2020-12-14 16:56   ` Stefan Hajnoczi
2020-12-10 13:47 ` [PATCH v3 02/13] accel/tcg: Remove special case for GCC < 4.6 marcandre.lureau
2020-12-10 13:47 ` [PATCH v3 03/13] compiler.h: remove GCC < 3 __builtin_expect fallback marcandre.lureau
2020-12-10 14:32   ` Philippe Mathieu-Daudé
2020-12-10 14:46     ` Peter Maydell
2020-12-10 14:55       ` Marc-André Lureau
2020-12-14 10:17     ` Paolo Bonzini
2020-12-10 13:47 ` [PATCH v3 04/13] qemu-plugin.h: remove GCC < 4 marcandre.lureau
2020-12-10 13:47 ` [PATCH v3 05/13] tests: remove GCC < 4 fallbacks marcandre.lureau
2020-12-10 13:47 ` [PATCH v3 06/13] virtiofsd: replace _Static_assert with QEMU_BUILD_BUG_ON marcandre.lureau
2020-12-11 20:11   ` Dr. David Alan Gilbert
2020-12-14 16:57   ` Stefan Hajnoczi
2020-12-10 13:47 ` [PATCH v3 07/13] compiler.h: explicit case for Clang printf attribute marcandre.lureau
2020-12-11  4:20   ` Michael Tokarev
2020-12-10 13:47 ` [PATCH v3 08/13] audio: remove GNUC & MSVC check marcandre.lureau
2020-12-10 14:26   ` Philippe Mathieu-Daudé
2020-12-10 14:27     ` Peter Maydell
2020-12-10 14:34       ` Philippe Mathieu-Daudé [this message]
2020-12-10 14:56         ` Marc-André Lureau
2020-12-10 13:47 ` [PATCH v3 09/13] poison: remove GNUC check marcandre.lureau
2020-12-10 14:27   ` Philippe Mathieu-Daudé
2020-12-10 13:47 ` [PATCH v3 10/13] xen: " marcandre.lureau
2020-12-10 13:47 ` [PATCH v3 11/13] compiler: " marcandre.lureau
2020-12-12 13:53   ` Marc-André Lureau
2020-12-12 14:00   ` Peter Maydell
2020-12-10 13:47 ` [PATCH v3 12/13] linux-user: " marcandre.lureau
2020-12-10 14:27   ` Philippe Mathieu-Daudé
2020-12-10 13:47 ` [PATCH v3 13/13] compiler.h: remove QEMU_GNUC_PREREQ marcandre.lureau
2020-12-14  8:05   ` Marc-André Lureau
2020-12-10 13:57 ` [PATCH v3 00/13] Remove GCC < 4.8 checks no-reply
2020-12-14 10:20 ` Paolo Bonzini

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