addressof misbehaving for type with an implicit conversion operator to char&.  This fixes http://llvm.org/bugs/show_bug.cgi?id=15754

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@179608 91177308-0d34-0410-b5e6-96231b3b80d8
Added extra space to end of EXTRA_FLAGS in buildit.  This fixes http://llvm.org/bugs/show_bug.cgi?id=15761

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@179609 91177308-0d34-0410-b5e6-96231b3b80d8