fact: Definition weqdec {sz} : forall w1 w2: word sz, { w1 = w2 } + { w1 <> w2 }.
imports: Fiat.Common.Coq__8_4__8_5__Compat List Bedrock.Word Coq.ZArith.ZArith Coq.micromega.Psatz NArith NArithRing ZArith ZArithRing Program Coq.micromega.Psatz