Noticed todays 2016-10-25-llvm_3_9_with_llvm_targets news item and read: .. In order to enable all targets, add the following to your /etc/portage/package.use or equivalent file:
sys-devel/llvm LLVM_TARGETS: * sys-devel/clang LLVM_TARGETS: * ... I would like to control such variables(LLVM_TARGETS) through the profile as well but it seems not supported? Jocke