Date: Mon, 29 Aug 2016 14:08:16 +0800 From: Erich Dollansky <erichsfreebsdlist@alogt.com> To: Fernando Herrero =?ISO-8859-1?Q?Carr=F3n?= <elferdo@gmail.com> Cc: Andrea Brancatelli <abrancatelli@schema31.it>, freebsd-stable <freebsd-stable@freebsd.org> Subject: Re: Benchmarks results for Compilers on FreeBSD 11 Message-ID: <20160829140816.2e9479f4@X220.alogt.com> In-Reply-To: <CAMwkeZzeQk6tL_fG7TJdFCt_4CWPADNaHy2VP4yEs3Mm2F77MA@mail.gmail.com> References: <20160819073422.4292997b@X220.alogt.com> <af0fefab-69d7-f0a9-3d6d-4a9891d5a156@FreeBSD.org> <20160821144505.27c0f55d@X220.alogt.com> <827183a944ee4052649c152d65204444@schema31.it> <20160822101423.GF18643@e-new.0x20.net> <20160822120215.GV22212@zxy.spb.ru> <20160823110159.GU18643@e-new.0x20.net> <20160824045558.18c86764@X220.alogt.com> <3234db29c228879cc473deec0b09568c@schema31.it> <CAMwkeZwmhqL%2BOU4kWafMOw6gCZB1N3Zxw5n-TyJ57R_toGM1Eg@mail.gmail.com> <20160826132059.63c23ee5@X220.alogt.com> <20160828060601.08ea91a8@X220.alogt.com> <CAMwkeZzeQk6tL_fG7TJdFCt_4CWPADNaHy2VP4yEs3Mm2F77MA@mail.gmail.com>
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Hi, On Sun, 28 Aug 2016 01:41:42 +0200 Fernando Herrero Carr=C3=B3n <elferdo@gmail.com> wrote: > El 28/8/2016 0:06, "Erich Dollansky" <erichsfreebsdlist@alogt.com> > escribi=C3=B3: > > > > Hi, > > > > Micheal did a plain compiler benchmark on FreeBSD 11: > > > > =20 > http://www.phoronix.com/scan.php?page=3Darticle&item=3Dfreebsd11-clang-gc= c&num=3D1 > > > > It shows clearly how slow CLang is compared to GCC. > > > > This is the price FreeBSD has to pay to be free of GPL in the base > > system. > > > > Erich =20 >=20 > Very cool comparison, thanks a lot! >=20 > I think gcc has a lot of knowledge and experience under its belt, a > larger user base so no wonder it performs [slightly] worse. What has > really surprised me has been ImageMagick, apparently because of > openmp. The OpenMP stack has been contributed by intel, clang 3.4 if > I recall it right. Surprising. >=20 this time, Micheal did a good job. GCC is just too old to be bad. The situation was the same for GCC when it was compared to commercial compilers those days. GCC was a lot slower. Erich
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