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From: "Daniel P. Berrangé" <berrange@redhat.com>
To: Thomas Huth <thuth@redhat.com>
Cc: qemu-devel@nongnu.org,
	"Marc-André Lureau" <marcandre.lureau@redhat.com>,
	"Stefan Weil" <sw@weilnetz.de>,
	"Yonggang Luo" <luoyonggang@gmail.com>,
	"Peter Maydell" <peter.maydell@linaro.org>
Subject: Re: [RFC PATCH 0/6] Use Clang for compiling in the  64-bit MSYS2 job
Date: Tue, 1 Aug 2023 14:35:53 +0100	[thread overview]
Message-ID: <ZMkKOfqMyLABXjla@redhat.com> (raw)
In-Reply-To: <20230728142748.305341-1-thuth@redhat.com>

On Fri, Jul 28, 2023 at 04:27:42PM +0200, Thomas Huth wrote:
> The 64-bit MSYS2 job often times out in our CI, though we already have
> limited it to a very minimum by using --without-default-devices etc.
> GCC is incredibly slow here. By using Clang instead of GCC, the job
> is ca. 15 minutes faster - that's enough buffer to avoid the timeouts
> here.

FYI, I have a complementary series here that achieves a 25 minute
speedup cummulative speedup with GCC - the ideas would apply to
clang too.

https://lists.gnu.org/archive/html/qemu-devel/2023-08/msg00055.html


With regards,
Daniel
-- 
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      parent reply	other threads:[~2023-08-01 13:36 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-28 14:27 [RFC PATCH 0/6] Use Clang for compiling in the 64-bit MSYS2 job Thomas Huth
2023-07-28 14:27 ` [RFC PATCH 1/6] gitlab: remove duplication between msys jobs Thomas Huth
2023-07-28 14:27 ` [RFC PATCH 2/6] ui/dbus: fix clang compilation issue Thomas Huth
2023-07-28 14:27 ` [RFC PATCH 3/6] util/oslib-win32: Fix compiling with Clang from MSYS2 Thomas Huth
2023-07-31 14:20   ` Philippe Mathieu-Daudé
2023-07-28 14:27 ` [RFC PATCH 4/6] hw/i386/intel_iommu: Fix VTD_IR_TableEntry for ms_struct layout Thomas Huth
2023-07-28 14:37   ` Daniel P. Berrangé
2023-07-28 16:39     ` Richard Henderson
2023-07-31  8:20     ` Thomas Huth
2023-07-31 20:26       ` Peter Xu
2023-07-31 20:53         ` Michael S. Tsirkin
2023-07-28 14:27 ` [RFC PATCH 5/6] include/qemu/compiler: Fix problem with gcc_struct and Clang Thomas Huth
2023-07-28 15:13   ` Peter Maydell
2023-07-31  9:10     ` Thomas Huth
2023-07-31  9:32       ` Daniel P. Berrangé
2023-07-31 12:04         ` Thomas Huth
2023-08-03 16:29           ` Daniel P. Berrangé
2023-07-31 14:10         ` Philippe Mathieu-Daudé
2023-07-31 17:25           ` Daniel P. Berrangé
2023-08-01 13:29             ` Philippe Mathieu-Daudé
2023-07-31 10:05       ` Peter Maydell
2023-07-31 12:05         ` Thomas Huth
2023-07-31 12:44         ` Daniel P. Berrangé
2023-08-01 13:49         ` Daniel P. Berrangé
2023-08-01 18:31           ` Thomas Huth
2023-07-31 12:57       ` Daniel P. Berrangé
2023-07-31 14:07         ` Philippe Mathieu-Daudé
2023-07-28 14:27 ` [RFC PATCH 6/6] gitlab-ci.d/windows: Use Clang for compiling in the 64-bit MSYS2 job Thomas Huth
2023-07-31 14:23   ` Philippe Mathieu-Daudé
2023-07-31 14:43     ` Thomas Huth
2023-08-01 13:30       ` Philippe Mathieu-Daudé
2023-08-01 13:35 ` Daniel P. Berrangé [this message]

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