Created attachment 727254 [details] ebuild --info and failed emerge log Both tensorflow-2.5.0 and tensorflow-2.4.0 fail to compile against dev-libs/protobuf-3.17.3 (stable). Reverting the system to dev-libs/protobuf-3.15.8 allows the ebuild to complete properly.
*** This bug has been marked as a duplicate of bug 800824 ***