2 files changed, 24 insertions, 0 deletions
diff --git a/test-suite/success/cbn.v b/test-suite/success/cbn.v
new file mode 100644
index 0000000000..6aeb05f54e
--- /dev/null
+++ b/test-suite/success/cbn.v
@@ -0,0 +1,18 @@
+(* cbn is able to refold mutual recursive calls *)
+
+Fixpoint foo (n : nat) :=
+  match n with
+  | 0 => true
+  | S n => g n
+  end
+with g (n : nat) : bool :=
+  match n with
+  | 0 => true
+  | S n => foo n
+  end.
+Goal forall n, foo (S n) = g n.
+  intros. cbn.
+  match goal with
+    |- g _ = g _ => reflexivity
+  end.
+Qed.
+\ No newline at end of file
diff --git a/test-suite/success/evars.v b/test-suite/success/evars.v
index 82f726fa7c..c36313ec16 100644
--- a/test-suite/success/evars.v
+++ b/test-suite/success/evars.v
@@ -414,4 +414,10 @@ Axiom test : forall P1 P2, P1 = P2 -> P1 -> P2.
 Import EqNotations.
 Definition test2 {A B:Type} {H:A=B} (a:A) : B := rew H in a.
 
+(* Check that pre-existing evars are not counted as newly undefined in "set" *)
+(* Reported by Théo *)
 
+Goal exists n : nat, n = n -> True.
+eexists.
+set (H := _ = _).
+Abort.