With USE=doc it fails: make[3]: Entering directory `/var/tmp/portage/www-plugins/gnash-0.8.8/work/gnash-0.8.8/doc/C' make[3]: *** No rule to make target `gnash_ref.texi', needed by `gnash_ref.info'. Stop. make[3]: *** Waiting for unfinished jobs.... Without doc it builds ok.
Created attachment 253133 [details] emerge --info
Created attachment 253135 [details] build.log
Created attachment 253137 [details] environment
Created attachment 257283 [details] emerge info for x86_64 athlon
Created attachment 257286 [details] build log for the athlon 64
Created attachment 257287 [details] environment file for the athlon 64
Same here.
This will be fixed in the upcoming gnash-0.8.9 release, due out sometime next week.
gnash-0.8.9 has been released with this fix.