From owner-freebsd-questions@freebsd.org Fri Mar 29 02:25:48 2019 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 5F03715539F9 for ; Fri, 29 Mar 2019 02:25:48 +0000 (UTC) (envelope-from mayuresh@kathe.in) Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id ADF117071C for ; Fri, 29 Mar 2019 02:25:46 +0000 (UTC) (envelope-from mayuresh@kathe.in) Received: from webmail.gandi.net (webmail14.sd4.0x35.net [10.200.201.14]) (Authenticated sender: mayuresh@kathe.in) by relay2-d.mail.gandi.net (Postfix) with ESMTPA id 9171C40009; Fri, 29 Mar 2019 02:25:17 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Fri, 29 Mar 2019 07:55:17 +0530 From: Mayuresh Kathe To: Polytropon Cc: freebsd-questions@freebsd.org Subject: Re: Was PCC ever considered? Reply-To: mayuresh@kathe.in Mail-Reply-To: mayuresh@kathe.in In-Reply-To: <20190329032106.520c79ea.freebsd@edvax.de> References: <20190329032106.520c79ea.freebsd@edvax.de> Message-ID: <9d761b9644a40e2186ce5e7dd525bfee@kathe.in> X-Sender: mayuresh@kathe.in User-Agent: Roundcube Webmail/1.3.8 X-Rspamd-Queue-Id: ADF117071C X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; spf=pass (mx1.freebsd.org: domain of mayuresh@kathe.in designates 217.70.183.194 as permitted sender) smtp.mailfrom=mayuresh@kathe.in X-Spamd-Result: default: False [-3.27 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_IN_DNSWL_LOW(-0.10)[194.183.70.217.list.dnswl.org : 127.0.5.1]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:217.70.176.0/21]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_LAST(0.00)[]; DMARC_NA(0.00)[kathe.in]; REPLYTO_ADDR_EQ_FROM(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; TO_MATCH_ENVRCPT_SOME(0.00)[]; MX_GOOD(-0.01)[cached: spool.mail.gandi.net]; RCPT_COUNT_TWO(0.00)[2]; NEURAL_HAM_SHORT(-0.91)[-0.915,0]; HAS_REPLYTO(0.00)[mayuresh@kathe.in]; SUBJECT_ENDS_QUESTION(1.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:29169, ipnet:217.70.176.0/20, country:FR]; MID_RHS_MATCH_FROM(0.00)[]; IP_SCORE(-0.94)[ip: (-1.98), ipnet: 217.70.176.0/20(-1.51), asn: 29169(-1.22), country: FR(-0.01)]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 Mar 2019 02:25:48 -0000 On 2019-03-29 07:51 AM, Polytropon wrote: > On Fri, 29 Mar 2019 02:07:05 +0530, Mayuresh Kathe wrote: >> Since FreeBSD uses Clang/LLVM (which is kind-a huge) I wondered if PCC >> was ever considered during the GCC days or even while contemplating >> the >> switch to Clang/LLVM. > > When FreeBSD evolved, it was primarily GCC that has been used > as the system compiler, so it became the standard. With Clang/LLVM > offering both evolution in compiler design and implementation, as > well as a licensing difference to GPL-based GCC, it was chosen > to be the current default. > > I think PCC wasn't on the map yet at that time... ;-) PCC wasn't on the FreeBSD map! Right? PCC has existed for a long time. >> If PCC was considered but rejected, may I know the reasons and >> rationale >> for the same? > > PCC seems to gain more attraction, primarily due to OpenBSD. > I'm not sure if this project is still alive, but I found this > statement by A. Magnusson: > > The big benefit of it (apart from that it's BSD licensed, > for license geeks :-) is that it is fast, 5-10 times faster > than gcc, while still producing reasonable code [...] > it is also quite simple to port. > > Source: > > http://undeadly.org/cgi?action=article&sid=20070915195203&mode=expanded The project is very much alive, albeit moving quite slowly as all of the developers work only in their spare time. ~Mayuresh