Date: Sat, 30 Mar 2019 13:49:06 +0000 From: Arthur Chance <freebsd@qeng-ho.org> To: Lowell Gilbert <freebsd-questions-local@be-well.ilk.org>, freebsd-questions@freebsd.org Subject: Re: Was PCC ever considered? Message-ID: <0f13de52-46b7-acab-83c4-e128bf20ba7c@qeng-ho.org> In-Reply-To: <44imw19sm9.fsf@be-well.ilk.org> References: <cf58b955062e3ca67764121229c73a5d@kathe.in> <44imw19sm9.fsf@be-well.ilk.org>
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On 29/03/2019 23:18, Lowell Gilbert wrote: > Mayuresh Kathe <mayuresh@kathe.in> writes: > >> 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. >> >> If PCC was considered but rejected, may I know the reasons and >> rationale for the same? > > The standard compiler for a POSIX system has to be able to build its > kernel. PCC has never come close to being able to do that on *any* > operating system with which I am familiar. It happily compiled Unix from the Seventh Edition from Bell Labs through to 4.3BSD on the Berkeley branch and I think SVR3(?) on the AT&T branch. -- What do we want? A time machine! When do we want it? Errm ...
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