Date: Fri, 28 Sep 2018 09:15:07 -0700 (PDT) From: "Rodney W. Grimes" <freebsd-rwg@pdx.rh.CN85.dnsmgr.net> To: "Rodney W. Grimes" <freebsd-rwg@pdx.rh.CN85.dnsmgr.net> Cc: sgk@troutmask.apl.washington.edu, freebsd-current@freebsd.org Subject: Re: LLVM breaks buildworld Message-ID: <201809281615.w8SGF7Kt078009@pdx.rh.CN85.dnsmgr.net> In-Reply-To: <201809281606.w8SG6XWE077967@pdx.rh.CN85.dnsmgr.net>
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> > On Thu, Sep 27, 2018 at 12:39:07PM -0700, Steve Kargl wrote:
> > > On Thu, Sep 27, 2018 at 12:34:39PM -0700, Steve Kargl wrote:
> > > > cd /usr/obj
> > > > rm -f usr
> > > > cd /usr/src
> > > > svn update
> > > > make buildworld
> > > > (wait a long time)
> > > >
> > > > ===> lib/clang/libllvm (all)
> > > > llvm-tblgen -gen-asm-matcher -I /usr/src/contrib/llvm/include -I /usr/src/contrib/llvm/lib/Target/Mips -d MipsGenAsmMatcher.inc.d -o MipsGenAsmMatcher.inc /usr/src/contrib/llvm/lib/Target/Mips/Mips.td
> > > > Included from /usr/src/contrib/llvm/lib/Target/Mips/Mips.td:57:
> > > > Included from /usr/src/contrib/llvm/lib/Target/Mips/MipsInstrInfo.td:3010:
> > > > /usr/src/contrib/llvm/lib/Target/Mips/MipsDSPInstrInfo.td:1142:25: error: Couldn't find class 'SHRD_QB_ENC'
> > > > def SHRL_QB : DspMMRel, SHRD_QB_ENC, SHRL_QB_DESC;
> > > > ^
> > >
> > > % find /usr/src/contrib/llvm -type f | xargs grep SHRD_QB
> > > /usr/src/contrib/llvm/lib/Target/Mips/MipsDSPInstrInfo.td:def SHRL_QB : DspMMRel, SHRD_QB_ENC, SHRL_QB_DESC;
> > >
> > >
> > > This is only place under llvm that SHRD_QB appears?
> > >
> >
> > Hmmm, deleting the file MipsDSPInstrInfo.td seems to flip
> > SHRD to SHRL. Oddly, 'svn diff' did not show a diff with
> > the corrupt file. :(.
>
> I do not like this difference about cvs and svn,
> cvs would of given you a ? on a file added to the
> tree, svn ingores extra files during a svn diff,
> to see extra files in your tree run
> svn status
>
> nas1:root {1002}# cd /usr/src
> nas1:root {1003}# cd bin/ls
> nas1:root {1004}# svn diff
> nas1:root {1005}# touch foo
> nas1:root {1006}# svn diff
> nas1:root {1007}# svn status
> ? foo
Ignore me, I miss interpretted what was occuring here...
--
Rod Grimes rgrimes@freebsd.org
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