Whether the lower court improperly disregarded Simpson v. U.S. precedent by assuming Congressional amendment of 18 U.S.C.A. § 924(c) in 1984 overrode prior judicial interpretation

QUESTION(S) PRESENTED . In Simpson v. U.S. (435 U.S. 6), the Supreme Court held thet a defendant _ convicted of an aggravated bank robbery under 18:U:S.C.A. § 2113(a) could : : not also be convicted under the general statute of § 924(c) (the same proofs ; being required) for his conduct growing out of a single transaction. . : Was it permissible for the lower court(s) to ignore applying the Covrt's — . Simpson precedent under its assumption that Congress overrode the Simpson . : precedent when it amended 18 U.S.C.A. § 924(c) in 1984? : :