File::Spec->abs2rel refuses to resolve ../ dirs because one of the dirs may be symlinked. Our dir structure does not contain such symlinks, so we resolve ../ dirs manually, when the target file is a symlink, which is the case with lndir builddirs.
…move TODO block.
…' test which failed to pass.
…ription.t' to find which files fail to pass the test.
See issue GH #765. interp can be already freed, but avoid checking it for now.