Summary:
This change allows binutils to be used for linking with MSVC. Currently, when
using an MSVC target and `-fuse-ld=bfd`, the driver produces an invalid linker
invocation.
Reviewers: rnk, compnerd
Reviewed By: compnerd
Subscribers: smeenai, cfe-commits
Differential Revision: https://reviews.llvm.org/D39509
llvm-svn: 317511