net-libs/opal depends on dev-lang/swig[java] if both java and swig flags are in use. However, dev-lang/swig ebuilds over 1.3.6 no longer have a java use flag. fix: < java? ( swig? ( dev-lang/swig[java] ) --- > java? ( swig? ( || ( dev-lang/swig[java] >dev-lang/swig-1.3.6 ) )
Reassign bug to Marijn since he didn't check USE deps when he dropped the USE flags (it's always required).
I can change this with the next version bump if needed.
opal-3.6.6 is now using "|| ( swig[java] >swig-1.3.36 )" It's still breaking opal-3.6.4 and i will let you know when 3.6.4 will be removed from the tree.
fixed in opal-3.6.6