summaryrefslogtreecommitdiff
path: root/test-suite/bugs/closed/HoTT_coq_117.v
diff options
context:
space:
mode:
Diffstat (limited to 'test-suite/bugs/closed/HoTT_coq_117.v')
-rw-r--r--test-suite/bugs/closed/HoTT_coq_117.v25
1 files changed, 25 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/HoTT_coq_117.v b/test-suite/bugs/closed/HoTT_coq_117.v
new file mode 100644
index 00000000..5fbcfef4
--- /dev/null
+++ b/test-suite/bugs/closed/HoTT_coq_117.v
@@ -0,0 +1,25 @@
+(* File reduced by coq-bug-finder from original input, then from 1461 lines to 81 lines, then from 84 lines to 40 lines, then from 50 lines to 24 lines *)
+
+Inductive paths {A : Type} (a : A) : A -> Type :=
+ idpath : paths a a.
+Notation "x = y :> A" := (@paths A x y) : type_scope.
+Notation "x = y" := (x = y :>_) : type_scope.
+Class Contr_internal (A : Type) := BuildContr {
+ center : A ;
+ contr : (forall y : A, center = y)
+}.
+Class Funext := {}.
+
+Definition path_forall `{Funext} {A : Type} {P : A -> Type} (f g : forall x : A, P x) :
+ (forall x, f x = g x) -> f = g.
+
+Admitted.
+
+Inductive Empty : Set := .
+Instance contr_from_Empty {_ : Funext} (A : Type) :
+ Contr_internal (Empty -> A) :=
+ BuildContr _
+ (Empty_rect (fun _ => A))
+ (fun f => path_forall _ f (fun x => Empty_rect _ x)).
+(* Toplevel input, characters 15-220:
+Anomaly: unknown meta ?190. Please report. *)