Add a comment about old-style virtuals inside depgraph.validate_blockers().

svn path=/main/trunk/; revision=4490

diff --git a/bin/emerge b/bin/emerge
index 38cdf3a4f9b6607db145303a61fac3178b2de90b..b68665d42bcdd81454395204ee2b85b43ed1d734 100755 (executable)
--- a/bin/emerge
+++ b/bin/emerge
@@ -1243,6 +1243,9 @@ class depgraph:
                                if node.split()[0] == "blocks"]
                for blocker in all_blockers:
                        mytype, myroot, mydep = blocker.split()
+                       """Prior to being added to the digraph, any blockers against
+                       old-style virtuals have been expanded to real packages via
+                       dep_virtual calls inside dep_check."""
                        mykey = portage.dep_getkey(mydep)
                        valid = False
                        pkgs = self.pkg_slots[myroot].get(mykey, None)