 @mitya57, we're getting closer to QWE 5.13 compiling with Qt 5.9 on 16.04, but we've hit a snag. We're getting an ICE from `gcc-5` that appears to have been fixed in `gcc-6` on in Debian. Any hints on where we should go from here? https://bugs.launchpad.net/ubuntu/+source/gcc-5/+bug/1838419