noConstructor
ftp://ftp.de.debian.org/debian/pool/main/q/qtav/qtav_1.13.0+ds.orig.tar.xz
2.18.0 QtAV-1.13.0/src/vaapi/vaapi_helper.h:250:1: style: The class 'display_t' does not declare a constructor although it has private member variables which likely require initialization. [noConstructor]