Buildfailures with ld.lld

[Shawn Webb]

On Mon, Aug 14, 2017 at 08:01:08PM +0200, Dimitry Andric wrote:
> On 14 Aug 2017, at 19:41, Shawn Webb <shawn.webb at hardenedbsd.org> wrote:
> > 
> > On Mon, Aug 14, 2017 at 07:38:28PM +0200, Dimitry Andric wrote:
> >> On 14 Aug 2017, at 18:40, Shawn Webb <shawn.webb at hardenedbsd.org> wrote:
> >>> 
> >>> On Mon, Aug 14, 2017 at 07:28:39PM +0300, Johannes Jost Meixner wrote:
> >>>> I'm seeing a few `undefined references` trying to build recent base on
> >>>> HardenedBSD with clang 5.0.0:
> >>>> 
> >>>> https://dpaste.de/FThb/raw
> >>>> 
> >>>> Would you know what I am missing here?
> >>> 
> >>> Hey Johannes,
> >>> 
> >>> It looks like contrib/llvm/lib/DebugInfo/DWARF/DWARFDebugPubTable.cpp
> >>> isn't included in the Makefile for usr.bin/lld.
> >>> 
> >>> I'm wondering if the lib/DebugInfo/DWARF files should be included in
> >>> usr.bin/lld/Makefile. dim@, could you verify?
> >> 
> >> Those files are already in lib/clang/libllvm/Makefile.  How can this
> >> particular error be reproduced?  I just did a fresh clone of hardenedbsd
> >> master, and it built just fine for me, with an empty make.conf and
> >> src.conf.
> > 
> > Johannes is trying to build ports-mgmt/pkg in HardenedBSD
> > 12-CURRENT/amd64, where MK_LLD_IS_LD is default to yes. If you use the
> > HardenedBSD ports tree, ports-mgmt/pkg is patched to allow a configure
> > argument to enable SafeStack for pkg(8) and pkg-static(8)
> > (--enable-safestack).
> > 
> > Reproduction steps:
> > 
> > 1. Install HardenedBSD 12-CURRENT/amd64
> > 2. Fetch HardenedBSD's ports tree
> > 3. Attempt to build ports-mgmt/pkg
> 
> I don't see why pkg is trying to build lld?  It's just a package
> management tool.  Or are you building some sort of jail, e.g. in
> poudriere?
> 
> For me, it's easiest to have a reproduction scenario where I can build
> either FreeBSD head or HardenedBSD master, with some specific src.conf
> settings.  So maybe MK_LLD_IS_LD would cause this problem?

It looks like I got confused with another bug report Johannes and I were
talking about in other channels. I'll let him dive into more detail
here.

Thanks,

-- 
Shawn Webb
Cofounder and Security Engineer
HardenedBSD

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