diff options
Diffstat (limited to 'test-suite/success/coindprim.v')
| -rw-r--r-- | test-suite/success/coindprim.v | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/test-suite/success/coindprim.v b/test-suite/success/coindprim.v index 5b9265b6..05ab9139 100644 --- a/test-suite/success/coindprim.v +++ b/test-suite/success/coindprim.v @@ -13,9 +13,10 @@ Definition eta {A} (s : Stream A) := {| hd := s.(hd); tl := s.(tl) |}. CoFixpoint ones := {| hd := 1; tl := ones |}. CoFixpoint ticks := {| hd := tt; tl := ticks |}. -CoInductive stream_equiv {A} {s : Stream A} {s' : Stream A} : Prop := - mkStreamEq { hdeq : s.(hd) = s'.(hd); tleq : stream_equiv _ s.(tl) s'.(tl) }. -Arguments stream_equiv {A} s s'. +CoInductive stream_equiv {A} (s : Stream A) (s' : Stream A) : Prop := + mkStreamEq { hdeq : s.(hd) = s'.(hd); tleq : stream_equiv s.(tl) s'.(tl) }. +Arguments hdeq {A} {s} {s'}. +Arguments tleq {A} {s} {s'}. Program CoFixpoint ones_eq : stream_equiv ones ones.(tl) := {| hdeq := eq_refl; tleq := ones_eq |}. @@ -88,4 +89,4 @@ Lemma eq (x : U) : x = force x. Proof. Fail destruct x. Abort. - (* Impossible *)
\ No newline at end of file + (* Impossible *) |