As per summary, check attached build log.
Created attachment 194019 [details]
quadra-1.2.0 was released recently by upstream, but I am not sure if it fixes gcc-4.4 issues as changelog seems to not say it :-/
I downloaded and tested 1.2.0. It compiles fine without patches on gcc 4.4.1
quadra-1.2.0 is in portage.