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Diffstat (limited to 'test-suite/success/CaseInClause.v')
-rw-r--r-- | test-suite/success/CaseInClause.v | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test-suite/success/CaseInClause.v b/test-suite/success/CaseInClause.v new file mode 100644 index 00000000..3679eead --- /dev/null +++ b/test-suite/success/CaseInClause.v @@ -0,0 +1,22 @@ +(* in clause pattern *) +Require Vector. +Check (fun n (x: Vector.t True (S n)) => + match x in Vector.t _ (S m) return True with + |Vector.cons _ h _ _ => h + end). + +(* Notation *) +Import Vector.VectorNotations. +Notation "A \dots n" := (Vector.t A n) (at level 200). +Check (fun m (x: Vector.t nat m) => + match x in _ \dots k return Vector.t nat (S k) with + | Vector.nil _ => 0 :: [] + | Vector.cons _ h _ t => h :: h :: t + end). + +(* N should be a variable and not the inductiveRef *) +Require Import NArith. +Theorem foo : forall (n m : nat) (pf : n = m), + match pf in _ = N with + | eq_refl => unit + end. |