base/projects/clang3.8.0-import -r294096 buildworld targeting arm (for rpi2): assertion failed

Fri Jan 15 22:22:14 UTC 2016

On 15 Jan 2016, at 23:15, Mark Millard <markmi at dsl-only.net> wrote:
> 
> My attempted buildworld of -r294096 from amd64 targeting arm for an rpi2 stopped with:
> 
>> --- all_subdir_usr.sbin ---
>> Assertion failed: (Offset <= PieceOffset && "overlapping or duplicate pieces"), function finalize, file /usr/src/lib/clang/libllvmasmprinter/../../../contrib/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp, line 1561.

Yes, this is a pretty new assertion.  It's reported upstream by Andrew here: https://llvm.org/bugs/show_bug.cgi?id=26163

I'm currently bisecting where this started appearing.  I'll make sure to inform the person who caused it. :)

-Dimitry

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