Fix #7754: universe declarations on mutual inductives

1 files changed, 21 insertions, 0 deletions

diff --git a/test-suite/bugs/closed/7754.v b/test-suite/bugs/closed/7754.v
new file mode 100644
index 0000000000..229df93773
--- /dev/null
+++ b/test-suite/bugs/closed/7754.v
@@ -0,0 +1,21 @@
+
+Set Universe Polymorphism.
+
+Module OK.
+
+  Inductive one@{i j} : Type@{i} :=
+  with two : Type@{j} := .
+  Check one@{Set Type} : Set.
+  Fail Check two@{Set Type} : Set.
+
+End OK.
+
+Module Bad.
+
+  Fail Inductive one :=
+    with two@{i +} : Type@{i} := .
+
+  Fail Inductive one@{i +} :=
+    with two@{i +} := .
+
+End Bad.