7 files changed, 64 insertions, 1 deletions
diff --git a/test-suite/success/Fixpoint.v b/test-suite/success/Fixpoint.v
index 5fc703cf0f..efb32ef6f7 100644
--- a/test-suite/success/Fixpoint.v
+++ b/test-suite/success/Fixpoint.v
@@ -91,3 +91,33 @@ apply Cons2.
 exact b.
 apply (ex1 (S n) (negb b)).
 Defined.
+
+Section visibility.
+
+  Let Fixpoint imm (n:nat) : True := I.
+
+  Let Fixpoint by_proof (n:nat) : True.
+  Proof. exact I. Defined.
+End visibility.
+
+Fail Check imm.
+Fail Check by_proof.
+
+Module Import mod_local.
+  Fixpoint imm_importable (n:nat) : True := I.
+
+  Local Fixpoint imm_local (n:nat) : True := I.
+
+  Fixpoint by_proof_importable (n:nat) : True.
+  Proof. exact I. Defined.
+
+  Local Fixpoint by_proof_local (n:nat) : True.
+  Proof. exact I. Defined.
+End mod_local.
+
+Check imm_importable.
+Fail Check imm_local.
+Check mod_local.imm_local.
+Check by_proof_importable.
+Fail Check by_proof_local.
+Check mod_local.by_proof_local.
diff --git a/test-suite/success/Inversion.v b/test-suite/success/Inversion.v
index ca8da39482..ee540d7109 100644
--- a/test-suite/success/Inversion.v
+++ b/test-suite/success/Inversion.v
@@ -107,6 +107,7 @@ Goal forall o, foo2 o -> 0 = 1.
 intros.
 eapply trans_eq.
 inversion H.
+Abort.
 
 (* Check that the part of "injection" that is called by "inversion"
    does the same number of intros as the number of equations
@@ -136,6 +137,7 @@ Goal True -> True.
 intro.
 Fail inversion H using False.
 Fail inversion foo using True_ind.
+Abort.
 
 (* Was failing at some time between 7 and 10 September 2014 *)
 (* even though, it is not clear that the resulting context is interesting *)
diff --git a/test-suite/success/RecTutorial.v b/test-suite/success/RecTutorial.v
index 29350d620e..6370cab6b2 100644
--- a/test-suite/success/RecTutorial.v
+++ b/test-suite/success/RecTutorial.v
@@ -589,6 +589,8 @@ Close Scope Z_scope.
 
 Theorem S_is_not_O : forall n, S n <> 0.
 
+Set Nested Proofs Allowed.
+
 Definition Is_zero (x:nat):= match x with
                                      | 0 => True
                                      | _ => False
diff --git a/test-suite/success/destruct.v b/test-suite/success/destruct.v
index 6fbe61a9be..d1d384659b 100644
--- a/test-suite/success/destruct.v
+++ b/test-suite/success/destruct.v
@@ -422,6 +422,7 @@ Abort.
 Goal forall b:bool, b = b.
 intros.
 destruct b eqn:H.
+Abort.
 
 (* Check natural instantiation behavior when the goal has already an evar *)
 
diff --git a/test-suite/success/intros.v b/test-suite/success/intros.v
index a329894aad..d37ad9f528 100644
--- a/test-suite/success/intros.v
+++ b/test-suite/success/intros.v
@@ -127,4 +127,28 @@ induction 1 as (n,H,IH).
 exact Logic.I.
 Qed.
 
+(* Make "intro"/"intros" progress on existential variables *)
 
+Module Evar.
+
+Goal exists (A:Prop), A.
+eexists.
+unshelve (intro x).
+- exact nat.
+- exact (x=x).
+- auto.
+Qed.
+
+Goal exists (A:Prop), A.
+eexists.
+unshelve (intros x).
+- exact nat.
+- exact (x=x).
+- auto.
+Qed.
+
+Definition d := ltac:(intro x; exact (x*x)).
+
+Definition d' : nat -> _ := ltac:(intros;exact 0).
+
+End Evar.
diff --git a/test-suite/success/refine.v b/test-suite/success/refine.v
index 22fb4d7576..40986e57cb 100644
--- a/test-suite/success/refine.v
+++ b/test-suite/success/refine.v
@@ -121,14 +121,16 @@ Abort.
 (* Wish 1988: that fun forces unfold in refine *)
 
 Goal (forall A : Prop, A -> ~~A).
-Proof. refine(fun A a f => _).
+Proof. refine(fun A a f => _). Abort.
 
 (* Checking beta-iota normalization of hypotheses in created evars *)
 
 Goal {x|x=0} -> True.
 refine (fun y => let (x,a) := y in _).
 match goal with a:_=0 |- _ => idtac end.
+Abort.
 
 Goal (forall P, {P 0}+{P 1}) -> True.
 refine (fun H => if H (fun x => x=x) then _ else _).
 match goal with _:0=0 |- _ => idtac end.
+Abort.
diff --git a/test-suite/success/sideff.v b/test-suite/success/sideff.v
index 3c0b81568a..b9a1273b1a 100644
--- a/test-suite/success/sideff.v
+++ b/test-suite/success/sideff.v
@@ -5,6 +5,8 @@ Proof.
   apply (const tt tt).
 Qed.
 
+Set Nested Proofs Allowed.
+
 Lemma foobar' : unit.
   Lemma aux : forall A : Type, A -> unit.
   Proof. intros. pose (foo := idw A). exact tt. Show Universes. Qed.