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authorGravatar Stephane Glondu <steph@glondu.net>2014-01-19 15:09:23 +0100
committerGravatar Stephane Glondu <steph@glondu.net>2014-01-19 15:09:23 +0100
commitd2c5c5e616a6e118291fe1ce9965c731adac03a8 (patch)
tree7b000ad50dcc45ff1c63768a983cded1e23a07ca /test-suite/bugs/closed/3003.v
parentdb38bb4ad9aff74576d3b7f00028d48f0447d5bd (diff)
Imported Upstream version 8.4pl3dfsgupstream/8.4pl3dfsg
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diff --git a/test-suite/bugs/closed/3003.v b/test-suite/bugs/closed/3003.v
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+(* This used to raise an anomaly in 8.4 and trunk up to 17 April 2013 *)
+
+Set Implicit Arguments.
+
+Inductive path (V : Type) (E : V -> V -> Type) (s : V) : V -> Type :=
+ | NoEdges : path E s s
+ | AddEdge : forall d d' : V, path E s d -> E d d' -> path E s d'.
+Inductive G_Vertex := G_v0 | G_v1.
+Inductive G_Edge : G_Vertex -> G_Vertex -> Set := G_e : G_Edge G_v0 G_v1.
+Goal forall x1 : G_Edge G_v1 G_v1, @AddEdge _ G_Edge G_v1 _ _ (NoEdges _ _) x1 = NoEdges _ _.
+intro x1.
+try destruct x1. (* now raises a typing error *)