gst-plugins-pitfdll doesn't compile with gcc 4.0. The attached patch solves this, I found it in the cvs from pitfdll.
Created attachment 58958 [details, diff] gst-plugins-pitfdll-0.8.1-gcc4.patch
Created attachment 58959 [details] gst-plugins-pitfdll-0.8.1-r1.ebuild The ebuild that applies the patch
thanks fixed patch added to portage