File: tcfwd.v

package info (click to toggle)
coq-doc 8.16.1-1
  • links: PTS, VCS
  • area: non-free
  • in suites: bookworm
  • size: 42,788 kB
  • sloc: ml: 219,673; sh: 4,035; python: 3,372; ansic: 2,529; makefile: 728; lisp: 279; javascript: 87; xml: 24; sed: 2
file content (14 lines) | stat: -rw-r--r-- 252 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
 
Require Import ssreflect.

Axioms A B D : Type.
Class C := {}.
Axiom f : C -> A -> B.
Axiom g : D -> C.

Local Hint Extern 0 C => apply g;shelve : typeclass_instances.

Lemma foo : A -> Type.
Proof.
  move=> /f. (* Not_found *)
  intro;exact nat.
Qed.