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authorGravatar xclerc <xclerc@85f007b7-540e-0410-9357-904b9bb8a0f7>2013-09-20 12:40:28 +0000
committerGravatar xclerc <xclerc@85f007b7-540e-0410-9357-904b9bb8a0f7>2013-09-20 12:40:28 +0000
commite46ce40cee2c34f47acb55d2b24bd09f00987556 (patch)
tree696da31b3041d1b7c69244ab5a48f77b87ccf79b /test-suite/bugs/closed/1643.v
parent20bb249ed0e19cc0132519e3de06fafe2ba500c3 (diff)
Get rid of "shouldsucceed" subdirectory by moving tests to parent directory.
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16797 85f007b7-540e-0410-9357-904b9bb8a0f7
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diff --git a/test-suite/bugs/closed/1643.v b/test-suite/bugs/closed/1643.v
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+(* Check some aspects of that the algorithm used to possibly reuse a
+ global name in the recursive calls (coinductive case) *)
+
+CoInductive Str : Set := Cons (h:nat) (t:Str).
+
+Definition decomp_func (s:Str) :=
+ match s with
+ | Cons h t => Cons h t
+ end.
+
+Theorem decomp s: s = decomp_func s.
+Proof.
+ case s; simpl; reflexivity.
+Qed.
+
+Definition zeros := (cofix z : Str := Cons 0 z).
+Lemma zeros_rw : zeros = Cons 0 zeros.
+ rewrite (decomp zeros).
+ simpl.
+Admitted.