Add comment pointing to the binutils bugzilla entry

This is a follow-up to r203635 as suggested by Rafael.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@203670 91177308-0d34-0410-b5e6-96231b3b80d8
Add parens around && clauses in a || to appease the compiler.

Otherwise gcc 4.8.2 generates a warning.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@203671 91177308-0d34-0410-b5e6-96231b3b80d8