Date: Tue, 15 Jan 2013 08:58:29 +0100 From: Dimitry Andric <dim@FreeBSD.org> To: Pedro Giffuni <pfg@FreeBSD.org> Cc: freebsd-current@FreeBSD.org Subject: Re: ctfconvert again Message-ID: <50F50C25.5090308@FreeBSD.org> In-Reply-To: <50F4D2AF.2020700@FreeBSD.org> References: <50F4D2AF.2020700@FreeBSD.org>
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On 2013-01-15 04:53, Pedro Giffuni wrote: >> So I updated my FreeBSD machine to 9.1-RELEASE in the hope of getting >> past the ctfconvert problem that causes a build of 10-CURRENT to say: >> >> ERROR: ctfconvert: failed to initialize DWARF: Unimplemented code at >> [dwarf_init_attr(400)] >> >> while compiling every kernel source file. Then I checked out head as >> of 245422 into a different partition and tried "make buildworld" (ran >> okay) and "make buildkernel" (failed with the same error as before). >> >> Do I have to build an early version of head before I can build the >> current version of head? -- George Mitchell >> > FWIW; > > While looking at NetBSD's Dtrace enhancements I found that > this is caused[1] by a known bug in gcc. It was fixed in our base gcc > recently and MFC'd. > > Last time I looked, upstream gcc hasn't fixed it, and I am trying > to get the illumos guys to review the NetBSD workaround before > we adopt it. No, this is most likely not a gcc issue. I am fairly certain it is fixed by commit r239872 to libdwarf, but as I noted in another reply, this fix did not make it into 9.1-RELEASE.
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