"Taking address of packed member of class or structure may result in an unaligned pointer value" build failure(s) — clang 4.0.1

PackageVersionSupposed error messageFull log Bug report
accelio 1.7-2transport/rdma/xio_rdma_datapath.c:4969:27: error: taking address of packed member 'hdr_len' of class or structure 'xio_rdma_cancel_hdr' may result in an unaligned pointer value [-Werror,-Waddress-of-packed-member] Log
booth 1.0-2main.c:224:15: error: taking address of packed member 'last_recv' of class or structure 'booth_site' may result in an unaligned pointer value [-Werror,-Waddress-of-packed-member] Log
kvmtool 0.20161128-1virtio/blk.c:161:37: error: taking address of packed member 'geometry' of class or structure 'virtio_blk_config' may result in an unaligned pointer value [-Werror,-Waddress-of-packed-member] Log
liberasurecode 1.4.0-2erasurecode_helpers.c:530:26: error: taking address of packed member 'metadata_chksum' of class or structure 'fragment_header_s' may result in an unaligned pointer value [-Werror,-Waddress-of-packed-member] Log
open-vm-tools 2:10.1.5-5055683-4hgfsServer.c:6226:44: error: taking address of packed member 'actualSize' of class or structure 'HgfsReplyReadV3' may result in an unaligned pointer value [-Werror,-Waddress-of-packed-member] Log

5 errors