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-rw-r--r--test-suite/ideal-features/Case3.v45
1 files changed, 23 insertions, 22 deletions
diff --git a/test-suite/ideal-features/Case3.v b/test-suite/ideal-features/Case3.v
index e9dba1e3..de7784ae 100644
--- a/test-suite/ideal-features/Case3.v
+++ b/test-suite/ideal-features/Case3.v
@@ -1,28 +1,29 @@
-Inductive Le : nat->nat->Set :=
- LeO: (n:nat)(Le O n)
-| LeS: (n,m:nat)(Le n m) -> (Le (S n) (S m)).
+Inductive Le : nat -> nat -> Set :=
+ | LeO : forall n : nat, Le 0 n
+ | LeS : forall n m : nat, Le n m -> Le (S n) (S m).
-Parameter iguales : (n,m:nat)(h:(Le n m))Prop .
+Parameter discr_l : forall n : nat, S n <> 0.
-Type <[n,m:nat][h:(Le n m)]Prop>Cases (LeO O) of
- (LeO O) => True
- | (LeS (S x) (S y) H) => (iguales (S x) (S y) H)
- | _ => False end.
+Type
+ (fun n : nat =>
+ match n return (n = 0 \/ n <> 0) with
+ | O => or_introl (0 <> 0) (refl_equal 0)
+ | S O => or_intror (1 = 0) (discr_l 0)
+ | S (S x) => or_intror (S (S x) = 0) (discr_l (S x))
+ end).
+Parameter iguales : forall (n m : nat) (h : Le n m), Prop.
-Type <[n,m:nat][h:(Le n m)]Prop>Cases (LeO O) of
- (LeO O) => True
- | (LeS (S x) O H) => (iguales (S x) O H)
- | _ => False end.
-
-Parameter discr_l : (n:nat) ~((S n)=O).
-
-Type
-[n:nat]
- <[n:nat]n=O\/~n=O>Cases n of
- O => (or_introl ? ~O=O (refl_equal ? O))
- | (S O) => (or_intror (S O)=O ? (discr_l O))
- | (S (S x)) => (or_intror (S (S x))=O ? (discr_l (S x)))
-
+Type
+ match LeO 0 as h in (Le n m) return Prop with
+ | LeO O => True
+ | LeS (S x) (S y) H => iguales (S x) (S y) H
+ | _ => False
end.
+Type
+ match LeO 0 as h in (Le n m) return Prop with
+ | LeO O => True
+ | LeS (S x) O H => iguales (S x) 0 H
+ | _ => False
+ end.