From 5b7eafd0f00a16d78f99a27f5c7d5a0de77dc7e6 Mon Sep 17 00:00:00 2001
From: Stephane Glondu <steph@glondu.net>
Date: Wed, 21 Jul 2010 09:46:51 +0200
Subject: Imported Upstream snapshot 8.3~beta0+13298

---
 test-suite/bugs/closed/shouldsucceed/2255.v | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 test-suite/bugs/closed/shouldsucceed/2255.v

(limited to 'test-suite/bugs/closed/shouldsucceed/2255.v')

diff --git a/test-suite/bugs/closed/shouldsucceed/2255.v b/test-suite/bugs/closed/shouldsucceed/2255.v
new file mode 100644
index 00000000..bf80ff66
--- /dev/null
+++ b/test-suite/bugs/closed/shouldsucceed/2255.v
@@ -0,0 +1,21 @@
+(* Check injection in presence of dependencies hidden in applicative terms *)
+
+Inductive TupleT : nat -> Type :=
+  nilT : TupleT 0
+| consT {n} A : (A -> TupleT n) -> TupleT (S n).
+
+Inductive Tuple : forall n, TupleT n -> Type :=
+  nil : Tuple _ nilT
+| cons {n} A (x : A) (F : A -> TupleT n) : Tuple _ (F x) -> Tuple _ (consT A F).
+
+Goal forall n A F x X n0 A0 x0 F0 H0 (H : existT (fun n0 : nat => {H0 : TupleT
+n0 & Tuple n0 H0}) 
+         (S n0)
+         (existT (fun H0 : TupleT (S n0) => Tuple (S n0) H0) 
+            (consT A0 F0) (cons A0 x0 F0 H0)) =
+       existT (fun n0 : nat => {H0 : TupleT n0 & Tuple n0 H0}) 
+         (S n)
+         (existT (fun H0 : TupleT (S n) => Tuple (S n) H0) 
+            (consT A F) (cons A x F X))), False.
+intros.
+injection H.
-- 
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