Date: Mon, 14 Jan 2013 22:53:19 -0500 From: Pedro Giffuni <pfg@FreeBSD.org> To: freebsd-current@FreeBSD.org Subject: Re: ctfconvert again Message-ID: <50F4D2AF.2020700@FreeBSD.org>
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> 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. cheers, Pedro. [1] https://github.com/jsonn/src/commit/924b243eee68869ee5ed48f2b2fab9815c4f4e82
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