clang 4 gives "taking address of packed member may result in an
unaligned pointer value" warnings in a few locations [1].
Disabled "-Waddress-of-packed-member" warning for clang >= 4
[1] build errors:
.../lib/librte_eal/common/eal_common_memzone.c:275:25:
error: taking address of packed member 'mlock' of class or structure
'rte_mem_config' may result in an unaligned pointer value
[-Werror,-Waddress-of-packed-member]
rte_rwlock_write_lock(&mcfg->mlock);
^~~~~~~~~~~
.../lib/librte_ip_frag/rte_ipv4_reassembly.c:139:31:
error: taking address of packed member 'src_addr' of class or structure
'ipv4_hdr' may result in an unaligned pointer value
[-Werror,-Waddress-of-packed-member]
psd = (unaligned_uint64_t *)&ip_hdr->src_addr;
^~~~~~~~~~~~~~~~
.../lib/librte_vhost/vhost_user.c:1037:34:
error: taking address of packed member 'payload' of class or structure
'VhostUserMsg' may result in an unaligned pointer value
[-Werror,-Waddress-of-packed-member]
vhost_user_set_vring_num(dev, &msg.payload.state);
^~~~~~~~~~~~~~~~~
Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
95cd37070a