diff options
Diffstat (limited to 'test-suite')
| -rw-r--r-- | test-suite/success/unification.v | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test-suite/success/unification.v b/test-suite/success/unification.v index 51b0e06e59..91ee18ea46 100644 --- a/test-suite/success/unification.v +++ b/test-suite/success/unification.v @@ -117,3 +117,12 @@ Inductive nonemptyT (t : Type) : Prop := nonemptyT_intro : t -> nonemptyT t. Goal True. try case nonemptyT_intro. (* check that it fails w/o anomaly *) Abort. + +(* Test handling of return type and when it is decided to make the + predicate dependent or not - see "bug" #1851 *) + +Goal forall X (a:X) (f':nat -> X), (exists f : nat -> X, True). +intros. +exists (fun n => match n with O => a | S n' => f' n' end). +constructor. +Qed. |