Fix instances of !var & const that should be !(var & const)

GCC recently started warning about these.

Change-Id: I7b30c79f7f2b66b99e54354224700d54ace6ebec
Reviewed-by: Jens Bache-Wiig <jensbw@gmail.com>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Reviewed-by: Gunnar Sletta <gunnar@sletta.org>