3 files changed, 29 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/3125.v b/test-suite/bugs/closed/3125.v
new file mode 100644
index 0000000000..797146174d
--- /dev/null
+++ b/test-suite/bugs/closed/3125.v
@@ -0,0 +1,27 @@
+(* Not considering singleton template-polymorphic inductive types as
+   propositions for injection/inversion *)
+
+(* This is also #4560 and #6273 *)
+
+Inductive foo := foo_1.
+
+Goal forall (a b : foo), Some a = Some b -> a = b.
+Proof.
+  intros a b H.
+  inversion H.
+  reflexivity.
+Qed.
+
+(* Check that Prop is not concerned *)
+
+Inductive bar : Prop := bar_1.
+
+Goal
+  forall (a b : bar),
+    Some a = Some b ->
+    a = b.
+Proof.
+  intros a b H.
+  inversion H.
+  Fail reflexivity.
+Abort.
diff --git a/test-suite/bugs/closed/3559.v b/test-suite/bugs/closed/3559.v
index da12b68689..5210b27032 100644
--- a/test-suite/bugs/closed/3559.v
+++ b/test-suite/bugs/closed/3559.v
@@ -65,6 +65,7 @@ Axiom path_iff_hprop_uncurried : forall `{IsHProp A, IsHProp B}, (A <-> B) -> A
 = B.
 Inductive V : Type@{U'} := | set {A : Type@{U}} (f : A -> V) : V.
 Axiom is0trunc_V : IsTrunc (trunc_S (trunc_S minus_two)) V.
+Existing Instance is0trunc_V.
 Axiom bisimulation : V@{U' U} -> V@{U' U} -> hProp@{U'}.
 Axiom bisimulation_refl : forall (v : V), bisimulation v v.
 Axiom bisimulation_eq : forall (u v : V), bisimulation u v -> u = v.
diff --git a/test-suite/bugs/closed/HoTT_coq_064.v b/test-suite/bugs/closed/HoTT_coq_064.v
index b4c745375f..d02a5f120c 100644
--- a/test-suite/bugs/closed/HoTT_coq_064.v
+++ b/test-suite/bugs/closed/HoTT_coq_064.v
@@ -178,6 +178,7 @@ Definition IsColimit `{Funext} C D (F : Functor D C)
 
 Generalizable All Variables.
 Axiom fs : Funext.
+Existing Instance fs.
 
 Section bar.