From ee07024b3b3265c2764e2d6b26036a69c280cb70 Mon Sep 17 00:00:00 2001
From: msozeau
Date: Tue, 22 Jul 2008 14:44:15 +0000
Subject: Add test-suite file for bug# 1905 and minor fix in Program/Equality.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@11245 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 test-suite/bugs/closed/shouldsucceed/1905.v | 13 +++++++++++++
 theories/Program/Equality.v                 |  2 +-
 2 files changed, 14 insertions(+), 1 deletion(-)
 create mode 100644 test-suite/bugs/closed/shouldsucceed/1905.v

diff --git a/test-suite/bugs/closed/shouldsucceed/1905.v b/test-suite/bugs/closed/shouldsucceed/1905.v
new file mode 100644
index 0000000000..bd7fd79672
--- /dev/null
+++ b/test-suite/bugs/closed/shouldsucceed/1905.v
@@ -0,0 +1,13 @@
+
+Require Import Setoid.
+
+Axiom t : Set.
+Axiom In : nat -> t -> Prop.
+Axiom InE : forall (x : nat) (s:t), impl (In x s) True.
+
+Goal forall a s, 
+ In a s -> False.
+Proof.
+ intros a s Ia.
+ rewrite InE in Ia.
+Admitted.
\ No newline at end of file
diff --git a/theories/Program/Equality.v b/theories/Program/Equality.v
index bb1ffbd2ba..89e44c9bc4 100644
--- a/theories/Program/Equality.v
+++ b/theories/Program/Equality.v
@@ -82,7 +82,7 @@ Ltac simpl_uip :=
 
 (** Simplify equalities appearing in the context and goal. *)
 
-Ltac simpl_eq := simpl ; repeat (elim_eq_rect ; simpl) ; repeat (simpl_uip ; simpl).
+Ltac simpl_eq := simpl ; unfold eq_rec_r, eq_rec ; repeat (elim_eq_rect ; simpl) ; repeat (simpl_uip ; simpl).
 
 (** Try to abstract a proof of equality, if no proof of the same equality is present in the context. *)
 
-- 
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