Bug#862360: llvm-toolchain-3.8: Fix R_AARCH64_MOVW_UABS_G3 relocation

Fri May 12 12:39:41 UTC 2017

> Unfortunately, this one line fix does not solve the problem of the LLVM
> build hanging during the sanitizer tests.
>
> Both issues appeared around the same time and seem to be linked to specific
> kernel versions.

Julia started failing when the kernel started using more bits in
virtual addresses. (I think it changed from 39 to 48 bits.) It seems
very plausible that an address sanitizer might stop working for the
same reason.