clang-3.8 complains:

> criu/arch/arm/bitops.S:5:2: error: invalid instruction
>  strneb r1, [ip] @ assert word-aligned
>  ^

Apparently (see [1]) this is some old asm syntax, which, I guess,
was deliberately dropped from clang.

[1] https://sourceware.org/ml/libc-ports/2013-03/msg00095.html

Cc: Kirill Tkhai <ktkhai@virtuozzo.com>
Signed-off-by: Kir Kolyshkin <kir@openvz.org>
Reviewed-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>