Date: Wed, 14 Jan 2009 19:17:52 +0100 From: Roman Divacky <rdivacky@FreeBSD.org> To: Jung-uk Kim <jkim@FreeBSD.org> Cc: Kevin Wilcox <kevin.wilcox@gmail.com>, freebsd-current@FreeBSD.org, Michel Talon <talon@lpthe.jussieu.fr> Subject: Re: Alternatives to gcc (was Re: gcc 4.3: when will it become standard compiler?) Message-ID: <20090114181752.GA58249@freebsd.org> In-Reply-To: <200901141315.04020.jkim@FreeBSD.org> References: <20090113044111.134EC1CC0B@ptavv.es.net> <20090114172033.GA29254@lpthe.jussieu.fr> <20090114175228.GA54368@freebsd.org> <200901141315.04020.jkim@FreeBSD.org>
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On Wed, Jan 14, 2009 at 01:15:00PM -0500, Jung-uk Kim wrote: > On Wednesday 14 January 2009 12:52 pm, Roman Divacky wrote: > > > advantage. If it appears at some moment that llvm works well and > > > produces code as fast as gcc, for all the platforms of interest > > > for the FreeBSD people, i have no doubt that they will switch > > > immediately. But one of the aims of > > > > the day is already here... llvm produces roughly the same quality > > of code and it has promises of delivering even much better code in > > near future. > > > > llvm does not have to maintain 20 years old cruft and is based on > > modern development methods. > > > > there are even reports of llvm producing significantly better code > > (for bzip2 iirc etc.) > > ATM, one of the biggest problems I see with LLVM+Clang is it is not > self-hosting as it is almost entirely written in C++. I think > buildworld is one of the most important requirements of FreeBSD > project, IMHO. well.. the c++ part of clang is almost non-existant atm but given the pace of development I wouldn't be surprised if it compiled some simple things (really simple, like hello world) this summer and medium sized projects in summer 2009... note... there has not been a SINGLE public release of clang... yet the results are already quite impressive. I'd expect self-hosting of clang in 2 years (but I am not authority here just a quite well informed observer)
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