The version on atlas-c++ available in Portage in not even listed anymore on the Download page on SourceForge. Current version is 0.6.0rc2. Please bump.
+ metadata.xml missing...
Created attachment 80479 [details] media-libs/atlas-c++-0.5.98.ebuild (version bump) This is the latest stable version upstream. Am working on the 0.6.0rc2 ebuild.
Created attachment 80480 [details] atlas-c++-0.6.0_rc2.ebuild (version bump) This is a version bump for the most recent sources released upstream.
0.6.0 has been released and should be stabilized, given it's what all the worldcraft tools rely on now.
New version (0.6) is in portage. Thanks for report.