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From Coq Require Import Int63 PArray.
Open Scope array_scope.
Module OneLevel.
Inductive foo : Set :=
C : array foo -> foo.
Fixpoint f1 (x : foo) {struct x} : False :=
match x with
| C t => f1 (t.[0])
end.
Fixpoint f2 (x : foo) {struct x} : False :=
f2 match x with
| C t => t.[0]
end.
Fixpoint f3 (x : foo) {struct x} : False :=
match x with
| C t => f3 (PArray.default t)
end.
End OneLevel.
Module TwoLevels.
Inductive foo : Set :=
C : array (array foo) -> foo.
Fixpoint f1 (x : foo) {struct x} : False :=
match x with
| C t => f1 (t.[0].[0])
end.
Fixpoint f2 (x : foo) {struct x} : False :=
f2 match x with
| C t => t.[0].[0]
end.
Fixpoint f3 (x : foo) {struct x} : False :=
match x with
| C t => f3 (PArray.default (PArray.default t))
end.
End TwoLevels.
|
