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-rw-r--r--test-suite/success/Case5.v21
1 files changed, 10 insertions, 11 deletions
diff --git a/test-suite/success/Case5.v b/test-suite/success/Case5.v
index fe49cdf9..833621d2 100644
--- a/test-suite/success/Case5.v
+++ b/test-suite/success/Case5.v
@@ -1,14 +1,13 @@
-Parameter ff: (n,m:nat)~n=m -> ~(S n)=(S m).
-Parameter discr_r : (n:nat) ~(O=(S n)).
-Parameter discr_l : (n:nat) ~((S n)=O).
+Parameter ff : forall n m : nat, n <> m -> S n <> S m.
+Parameter discr_r : forall n : nat, 0 <> S n.
+Parameter discr_l : forall n : nat, S n <> 0.
-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)))
-
- 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).