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| author | Michalis Pardalos <m.pardalos@gmail.com> | 2021-08-26 19:27:17 +0100 |
|---|---|---|
| committer | Michalis Pardalos <m.pardalos@gmail.com> | 2021-08-26 19:27:17 +0100 |
| commit | b067e5c7b0ecce9ffbf21e9c4a7ff96328dec2ba (patch) | |
| tree | d36a28e84827fe0bb8d7b87d9afa8475b7b2008e /src/hls/AssocMap.v | |
| parent | 4dca6dbd48d3e71eb550297d3325555f5e039bb8 (diff) | |
| parent | 0c021173b3efb1310370de4b2a6f5444c745022f (diff) | |
| download | vericert-b067e5c7b0ecce9ffbf21e9c4a7ff96328dec2ba.tar.gz vericert-b067e5c7b0ecce9ffbf21e9c4a7ff96328dec2ba.zip | |
Merge branch 'oopsla21' into sharing-merge
Diffstat (limited to 'src/hls/AssocMap.v')
| -rw-r--r-- | src/hls/AssocMap.v | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/hls/AssocMap.v b/src/hls/AssocMap.v index d408b1f..7b9ef9f 100644 --- a/src/hls/AssocMap.v +++ b/src/hls/AssocMap.v @@ -98,6 +98,17 @@ Module AssocMapExt. Qed. Hint Resolve merge_correct_2 : assocmap. + Lemma merge_correct_3 : + forall am bm k, + get k am = None -> + get k bm = None -> + get k (merge am bm) = None. + Proof. + induction am; intros; destruct k; destruct bm; try (destruct o); simpl; + try rewrite gempty in H; try discriminate; try assumption; auto. + Qed. + Hint Resolve merge_correct_3 : assocmap. + Definition merge_fold (am bm : t A) : t A := fold_right (fun p a => set (fst p) (snd p) a) bm (elements am). |