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author | xclerc <xclerc@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2013-09-20 12:40:28 +0000 |
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committer | xclerc <xclerc@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2013-09-20 12:40:28 +0000 |
commit | e46ce40cee2c34f47acb55d2b24bd09f00987556 (patch) | |
tree | 696da31b3041d1b7c69244ab5a48f77b87ccf79b /test-suite/bugs/closed/1643.v | |
parent | 20bb249ed0e19cc0132519e3de06fafe2ba500c3 (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
Diffstat (limited to 'test-suite/bugs/closed/1643.v')
-rw-r--r-- | test-suite/bugs/closed/1643.v | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/1643.v b/test-suite/bugs/closed/1643.v new file mode 100644 index 000000000..879a65b18 --- /dev/null +++ b/test-suite/bugs/closed/1643.v @@ -0,0 +1,20 @@ +(* 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. |