Date: Wed, 27 Jun 2018 09:27:59 +0200 From: Gary Jennejohn <gljennjohn@gmail.com> To: Bryan Drewery <bdrewery@FreeBSD.org> Cc: Kevin Oberman <rkoberman@gmail.com>, current@freebsd.org Subject: Re: error building clang in HEAD Message-ID: <20180627092759.3fe84eca@ernst.home> In-Reply-To: <eeec7c0f-8aec-a15b-6607-74d6ebe6a03e@FreeBSD.org> References: <20180623154048.1b228df0@ernst.home> <196E84B3-B58F-4296-B6EA-84D0DE3230EF@FreeBSD.org> <20180624095747.7384f5bf@ernst.home> <f21008b7-1da6-b9cf-8413-fa5a5667573a@FreeBSD.org> <20180626182412.49dce7b0@ernst.home> <20180626200013.247e7927@ernst.home> <CAN6yY1u_oJSPfByBrQiBRK4JYPP7BTZZ-YGDqDthYX0tSmEM=g@mail.gmail.com> <eeec7c0f-8aec-a15b-6607-74d6ebe6a03e@FreeBSD.org>
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On Tue, 26 Jun 2018 12:51:29 -0700 Bryan Drewery <bdrewery@FreeBSD.org> wrote: > On 6/26/2018 12:40 PM, Kevin Oberman wrote: > > On Tue, Jun 26, 2018 at 11:00 AM, Gary Jennejohn <gljennjohn@gmail.com > > <mailto:gljennjohn@gmail.com>> wrote: > > > > On Tue, 26 Jun 2018 18:24:12 +0200 > > Gary Jennejohn <gljennjohn@gmail.com <mailto:gljennjohn@gmail.com>> > > wrote: > > > > > On Mon, 25 Jun 2018 11:28:18 -0700 > > > Bryan Drewery <bdrewery@FreeBSD.org> wrote: > > > > > > > On 6/24/2018 12:57 AM, Gary Jennejohn wrote:__ > > > > > On Sat, 23 Jun 2018 17:05:16 +0200 > > > > > Dimitry Andric <dim@FreeBSD.org> wrote: > > > > >__ __ __ > > > > >> On 23 Jun 2018, at 15:40, Gary Jennejohn > > <gljennjohn@gmail.com <mailto:gljennjohn@gmail.com>> wrote:__ __ > > > > >>> > > > > >>> There is a strange error building clang with this use case: > > > > >>> > > > > >>> cd /usr/src > > > > >>> make -j10 makeworld__ __ __ > > > > >> > > > > >> What's the "makeworld" target?__ I've not heard of this. > > > > >>__ __ > > > > > > > > > > A typo.__ I meant buildowrld. > > > > >__ __ __ > > > > >>> which produces this error output: > > > > >>>__ __ __ __ > > > > >>> ===> lib/clang/libclang (all)__ __ __ > > > > >>> error: unable to rename temporary > > 'Sema/SemaTemplate-12ad7e30.o.tmp' to output file > > 'Sema/SemaTemplate.o': 'No such file or directory' > > > > >>> 1 error generated. > > > > >>> --- Sema/SemaTemplate.o --- > > > > >>> *** [Sema/SemaTemplate.o] Error code 1__ __ __ > > > > >> > > > > >> This typically happens if "make obj" was not run before the > > rest of the > > > > >> make targets.__ Normally, the order is: make obj, then make > > depend, then > > > > >> make (a.k.a. make all). > > > > >> > > > > >> Is there a directory /usr/obj/usr/src/lib/libclang/Sema ? > > > > >>__ __ > > > > > > > > > > Well, I would hope/expect that make buildworld does make obj. > > > > > > > > > > Yes, the directory was there. > > > > >__ __ __ > > > > > > > > Actually neither 'make obj' nor 'make depend' is done or needed > > anymore > > > > in buildworld. > > > > > > > > The directory above is incorrect, please check for > > > > > > > >__ __ __/usr/obj/usr/src/amd64.amd64/lib/clang/libclang/Sema > > > >__ __ > > > > > > Well, now everything is there because I ran a buildworld without -j. > > > > > > > Do you have another Makefile or script that is executing > > > > buildworld for you? > > > >__ __ > > > > > > No, I use a bash alias named mw: > > > mw is aliased to `pushd /usr/src;time make -s -j$NCPU buildworld;popd' > > > > > > NCPU is defined as 10. > > > > > > > What's in your src.conf and make.conf? > > > >__ __ > > > > > > The only changes I made recently were to /etc/src.conf when I added: > > > > > > WITHOUT_LLVM_TARGET_AARCH64=yes > > > WITHOUT_LLVM_TARGET_ARM=ys > > > WITHOUT_LLVM_TARGET_MIPS=yes > > > WITHOUT_LLVM_TARGET_POWERPC=yes > > > WITHOUT_LLVM_TARGET_SPARC=yes > > > WITH_LLVM_TARGET_X86=yes > > > > > > Otherwise, I haven't touched src.conf or make.conf in__ a long time. > > > > > > > I removed some old cruft from src.conf and now make -j10 buildworld is > > succeeding, even after rm -rf /usr/obj/usr. > > > > Thanks for pointing me in the right direction. > > > > I'd like to hear what triggered this as removing unneeded LLVM targets > > seems like a good idea if you know that you won't need them. Building > > I don't think the options are related to the build error. > Correct, these options were not the cause of the errors. I had some really old options from several years ago which were the cause. Don't remeber now exactly which ones, but they were all related to using CLANG instead of GCC. -- Gary Jennejohn
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