Always use -Xlinker for -rpath

Currently we use `-Wl` which takes a list of
comma-separated options. Unfortunately that
breaks when you use it with `-rpath` and
a path that has commas in them.
Buck, the build system, produces paths with
commas in them.

`-Xlinker` doesn't have this disadvantage
and as far as I can tell is supported by
both `gcc` and `clang`. Anecdotally `nvcc`
supports `-Xlinker`, but not `-Wl`.

Test Plan: ./validate, harbourmaster

Reviewers: nomeata, simonmar, austin, bgamari, hvr

Reviewed By: simonmar, bgamari

Subscribers: thomie

Differential Revision: https://phabricator.haskell.org/D2971

0 files changed, 0 insertions, 0 deletions