Issue: dev-libs/igraph-0.9.4 fails to compile.
Discovered on: amd64 (internal ref: tinderbox)
This machine uses clang as a compiler and lld as a linker
Created attachment 759828 [details]
build log and emerge --info
Note that this was fixed in igraph a while ago, so all that's needed is for Gentoo to upgrade to the latest igraph version (0.10.4 as of this writing).