Assert only on valid decls.
Assert only on valid decls.

karies/cling,perovic/cling,karies/cling,root-mirror/cling,root-mirror/cling,perovic/cling,marsupial/cling,karies/cling,root-mirror/cling,root-mirror/cling,karies/cling,marsupial/cling,root-mirror/cling,karies/cling,perovic/cling,marsupial/cling,karies/cling,perovic/cling,marsupial/cling,marsupial/cling,root-mirror/cling,perovic/cling,marsupial/cling