Package: src:igraph Version: 0.10.15+ds-1 Severity: serious Tags: sid trixie patch
igraph fails to build with LTO, because it enables LTO on it's own (this is not RC)
... and autopkg tests fail with stderr output, see the Debian tracker. patches/work arounds at https://patches.ubuntu.com/i/igraph/igraph_0.10.15+ds-1ubuntu2.patch